diff --git a/paddle/fluid/operators/activation_op_npu.cc b/paddle/fluid/operators/activation_op_npu.cc
index 923b581af287d1aa400858d9325821e510e4e6b1..f368c658230555c5a3529b39dfc1b60b1cab56e4 100644
--- a/paddle/fluid/operators/activation_op_npu.cc
+++ b/paddle/fluid/operators/activation_op_npu.cc
@@ -77,8 +77,7 @@ class PowGradNPUKernel : public framework::OpKernel<T> {
     // 2.1 Get a factor tensor with shape [1].
     Tensor factor_tensor(framework::proto::VarType::FP32);
     factor_tensor.mutable_data<float>({1}, place);
-    TensorFromVector(std::vector<float>{factor}, ctx.device_context(),
-                     &factor_tensor);
+    FillNpuTensorWithConstant<float>(&factor_tensor, factor);
 
     // 2.2 Get the factor which has the shape with x and the same value with
     // factor.
diff --git a/paddle/fluid/operators/amp/check_finite_and_unscale_op_npu.cc b/paddle/fluid/operators/amp/check_finite_and_unscale_op_npu.cc
index 3db458050255ec2bff5b584bebf106c0991cd3dc..21968dcb05dd122d1c5705a3f4f1abb085db8fd0 100644
--- a/paddle/fluid/operators/amp/check_finite_and_unscale_op_npu.cc
+++ b/paddle/fluid/operators/amp/check_finite_and_unscale_op_npu.cc
@@ -44,10 +44,7 @@ class CheckFiniteAndUnscaleNPUKernel : public framework::OpKernel<T> {
     // step1: inverse scale(RealDiv)
     Tensor const_tensor;
     const_tensor.mutable_data<T>({1}, ctx.GetPlace());
-    TensorFromVector(std::vector<T>{static_cast<T>(1.0)}, ctx.device_context(),
-                     &const_tensor);
-
-    ctx.template device_context<paddle::platform::NPUDeviceContext>().Wait();
+    FillNpuTensorWithConstant<T>(&const_tensor, static_cast<T>(1.0));
 
     // Inverse(1.0/scale)
     Tensor* tmp_inverse_out = const_cast<Tensor*>(scale);
@@ -105,7 +102,11 @@ class CheckFiniteAndUnscaleNPUKernel : public framework::OpKernel<T> {
       bool* is_found_inf =
           found_inf_tensor.mutable_data<bool>(paddle::platform::CPUPlace());
       *is_found_inf = true;
-      framework::TensorCopySync(found_inf_tensor, ctx.GetPlace(), found_inf);
+
+      framework::TensorCopy(
+          found_inf_tensor, ctx.GetPlace(),
+          ctx.template device_context<platform::DeviceContext>(), found_inf);
+      ctx.template device_context<paddle::platform::NPUDeviceContext>().Wait();
     }
   }
 };
diff --git a/paddle/fluid/operators/amp/update_loss_scaling_op_npu.cc b/paddle/fluid/operators/amp/update_loss_scaling_op_npu.cc
index dd6dbfd5c0b65381b468e147bd873a1775cfb2ec..45b28bf61e5d683a68ec0af58ebea0f4c6cc4871 100644
--- a/paddle/fluid/operators/amp/update_loss_scaling_op_npu.cc
+++ b/paddle/fluid/operators/amp/update_loss_scaling_op_npu.cc
@@ -41,7 +41,7 @@ void Update(const platform::NPUDeviceContext& ctx,
     // bad_out_data = bad_in_data + 1
     Tensor factor_tensor(bad_out_tensor->type());
     factor_tensor.mutable_data<int>({1}, place);
-    TensorFromVector(std::vector<int>{1}, ctx, &factor_tensor);
+    FillNpuTensorWithConstant<int>(&factor_tensor, static_cast<int>(1));
     auto runner_p2 = NpuOpRunner("Add", {*bad_in_tensor, factor_tensor},
                                  {*bad_out_tensor}, {});
     runner_p2.Run(stream);
@@ -84,7 +84,7 @@ void Update(const platform::NPUDeviceContext& ctx,
     // good_out_data = good_in_data + 1
     Tensor factor_tensor(good_out_tensor->type());
     factor_tensor.mutable_data<int>({1}, place);
-    TensorFromVector(std::vector<int>{1}, ctx, &factor_tensor);
+    FillNpuTensorWithConstant<int>(&factor_tensor, static_cast<int>(1));
     auto runner_p2 = NpuOpRunner("Add", {*good_in_tensor, factor_tensor},
                                  {*good_out_tensor}, {});
     runner_p2.Run(stream);
diff --git a/paddle/fluid/operators/elementwise/elementwise_add_op_npu.cc b/paddle/fluid/operators/elementwise/elementwise_add_op_npu.cc
index 5b8d08a8943ddeed29731a7b6660619f9a7d4ef3..3768748931ded2a2541484bef2c8c37e72adda13 100644
--- a/paddle/fluid/operators/elementwise/elementwise_add_op_npu.cc
+++ b/paddle/fluid/operators/elementwise/elementwise_add_op_npu.cc
@@ -100,9 +100,9 @@ class ElementwiseAddGradNPUKernel : public framework::OpKernel<T> {
                                   {{"axes", axes}, {"keep_dims", true}});
         runner.Run(stream);
       } else {
-        ctx.template device_context<paddle::platform::NPUDeviceContext>()
-            .Wait();
-        framework::TensorCopySync(*tmp_dout, ctx.GetPlace(), dx);
+        framework::TensorCopy(
+            *tmp_dout, ctx.GetPlace(),
+            ctx.template device_context<platform::DeviceContext>(), dx);
       }
     }
 
@@ -127,8 +127,6 @@ class ElementwiseAddGradNPUKernel : public framework::OpKernel<T> {
                                   {{"axes", axes}, {"keep_dims", false}});
         runner.Run(stream);
         tmp_dout = &reduced_dout;
-        ctx.template device_context<paddle::platform::NPUDeviceContext>()
-            .Wait();
       }
 
       // stage 2
@@ -144,9 +142,9 @@ class ElementwiseAddGradNPUKernel : public framework::OpKernel<T> {
                                   {{"axes", axes}, {"keep_dims", true}});
         runner.Run(stream);
       } else {
-        ctx.template device_context<paddle::platform::NPUDeviceContext>()
-            .Wait();
-        framework::TensorCopySync(*tmp_dout, ctx.GetPlace(), dy);
+        framework::TensorCopy(
+            *tmp_dout, ctx.GetPlace(),
+            ctx.template device_context<platform::DeviceContext>(), dy);
       }
     }
   }
diff --git a/paddle/fluid/operators/elementwise/elementwise_sub_op_npu.cc b/paddle/fluid/operators/elementwise/elementwise_sub_op_npu.cc
index 809445c2862035c182e827840d6e8440f80d47c4..a6e438f8016e0cd4c8fccee6c664d509b8c170eb 100644
--- a/paddle/fluid/operators/elementwise/elementwise_sub_op_npu.cc
+++ b/paddle/fluid/operators/elementwise/elementwise_sub_op_npu.cc
@@ -102,7 +102,9 @@ class ElementwiseSubGradNPUKernel : public framework::OpKernel<T> {
                                   {{"axes", axes}, {"keep_dims", true}});
         runner.Run(stream);
       } else {
-        framework::TensorCopySync(*tmp_dout, ctx.GetPlace(), dx);
+        framework::TensorCopy(
+            *tmp_dout, ctx.GetPlace(),
+            ctx.template device_context<platform::DeviceContext>(), dx);
       }
     }
     if (dy) {
diff --git a/paddle/fluid/operators/increment_op_npu.cc b/paddle/fluid/operators/increment_op_npu.cc
index 90f9787cc38cfe772177795dd838440f2afcfdf3..22c70e99a4482df9d5f5769d70dfbfc2c32e0b75 100644
--- a/paddle/fluid/operators/increment_op_npu.cc
+++ b/paddle/fluid/operators/increment_op_npu.cc
@@ -12,10 +12,9 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-
 #include "paddle/fluid/operators/increment_op.h"
-#include "paddle/fluid/platform/float16.h"
 #include "paddle/fluid/operators/npu_op_runner.h"
+#include "paddle/fluid/platform/float16.h"
 
 namespace paddle {
 namespace framework {
@@ -30,7 +29,6 @@ class OpBase;
 namespace paddle {
 namespace operators {
 
-
 template <typename DeviceContext, typename T>
 class IncrementalNPUKernel : public framework::OpKernel<T> {
  public:
@@ -41,21 +39,15 @@ class IncrementalNPUKernel : public framework::OpKernel<T> {
     out_tensor->mutable_data<T>(context.GetPlace());
 
     Tensor step_tensor(x_tensor->type());
-    std::vector<T> step_vec;
-    step_vec.push_back(static_cast<T>(step));
-    framework::TensorFromVector(
-                     step_vec,
-                     context.device_context(),
-                     &step_tensor);
+    step_tensor.mutable_data<T>({1}, context.GetPlace());
+    FillNpuTensorWithConstant<T>(&step_tensor, static_cast<T>(step));
 
-    auto runner = NpuOpRunner("Add",
-                              {*x_tensor, step_tensor},
-                              {*out_tensor},
-                              {});
+    auto runner =
+        NpuOpRunner("Add", {*x_tensor, step_tensor}, {*out_tensor}, {});
 
     auto stream =
-      context.template device_context<paddle::platform::NPUDeviceContext>()
-                .stream();
+        context.template device_context<paddle::platform::NPUDeviceContext>()
+            .stream();
     runner.Run(stream);
   }
 };
@@ -63,7 +55,6 @@ class IncrementalNPUKernel : public framework::OpKernel<T> {
 }  // namespace operators
 }  // namespace paddle
 
-
 namespace plat = paddle::platform;
 namespace ops = paddle::operators;
 
@@ -73,5 +64,5 @@ REGISTER_OP_NPU_KERNEL(
     ops::IncrementalNPUKernel<paddle::platform::NPUDeviceContext, double>,
     ops::IncrementalNPUKernel<paddle::platform::NPUDeviceContext, int>,
     ops::IncrementalNPUKernel<paddle::platform::NPUDeviceContext, int64_t>,
-    ops::IncrementalNPUKernel<paddle::platform::NPUDeviceContext, plat::float16>)
-
+    ops::IncrementalNPUKernel<paddle::platform::NPUDeviceContext,
+                              plat::float16>)
diff --git a/paddle/fluid/operators/layer_norm_op_npu.cc b/paddle/fluid/operators/layer_norm_op_npu.cc
index 95549319cd2096c02de70b521d142ad221f84cbc..c0c228ef22af3e24f1ea6e1bc8607cda718ed40e 100644
--- a/paddle/fluid/operators/layer_norm_op_npu.cc
+++ b/paddle/fluid/operators/layer_norm_op_npu.cc
@@ -80,8 +80,7 @@ class LayerNormNPUKernel : public framework::OpKernel<T> {
       default_scale.mutable_data<T>(framework::make_ddim(axes), place);
       Tensor value(x->type());
       value.mutable_data<T>({1}, place);
-      TensorFromVector(std::vector<T>{static_cast<T>(1.0)},
-                       ctx.device_context(), &value);
+      FillNpuTensorWithConstant<T>(&value, static_cast<T>(1.0));
       auto runner =
           NpuOpRunner("FillD", {value}, {default_scale}, {{"dims", axes}});
       runner.Run(stream);
@@ -95,8 +94,7 @@ class LayerNormNPUKernel : public framework::OpKernel<T> {
       default_bias.mutable_data<T>(framework::make_ddim(axes), place);
       Tensor value(x->type());
       value.mutable_data<T>({1}, place);
-      TensorFromVector(std::vector<T>{static_cast<T>(0)}, ctx.device_context(),
-                       &value);
+      FillNpuTensorWithConstant<T>(&value, static_cast<T>(0));
       auto runner =
           NpuOpRunner("FillD", {value}, {default_bias}, {{"dims", axes}});
       runner.Run(stream);
@@ -251,8 +249,7 @@ class LayerNormGradNPUKernel : public framework::OpKernel<T> {
       default_scale.mutable_data<T>(framework::make_ddim(axes), place);
       Tensor value(x->type());
       value.mutable_data<T>({1}, place);
-      TensorFromVector(std::vector<T>{static_cast<T>(1.0)},
-                       ctx.device_context(), &value);
+      FillNpuTensorWithConstant<T>(&value, static_cast<T>(1.0));
       auto runner =
           NpuOpRunner("FillD", {value}, {default_scale}, {{"dims", axes}});
       runner.Run(stream);
diff --git a/paddle/fluid/operators/lookup_table_v2_op_npu_test.cc b/paddle/fluid/operators/lookup_table_v2_op_npu_test.cc
new file mode 100644
index 0000000000000000000000000000000000000000..028d70b42245ddd305d119911cbd275c7ac0fc20
--- /dev/null
+++ b/paddle/fluid/operators/lookup_table_v2_op_npu_test.cc
@@ -0,0 +1,142 @@
+/* Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License. */
+
+#ifndef _WIN32
+#include <unistd.h>
+#endif
+
+#include <cmath>
+#include <iostream>
+#include <numeric>
+#include <string>
+#include <thread>  // NOLINT
+#include <vector>
+
+#include "gtest/gtest.h"
+#include "paddle/fluid/framework/op_registry.h"
+#include "paddle/fluid/framework/operator.h"
+#include "paddle/fluid/framework/program_desc.h"
+#include "paddle/fluid/operators/dropout_op.h"
+#include "paddle/fluid/operators/math/math_function.h"
+#include "paddle/fluid/string/printf.h"
+
+namespace f = paddle::framework;
+namespace p = paddle::platform;
+namespace m = paddle::operators::math;
+
+USE_OP(lookup_table_v2);
+USE_OP_DEVICE_KERNEL(lookup_table_v2, NPU);
+
+template <typename T>
+void Compare(f::Scope* scope, const p::DeviceContext& ctx) {
+  // init
+  auto ids = scope->Var("Ids");
+  auto out = scope->Var("Out");
+  auto w = scope->Var("W");
+
+  auto ids_t = ids->GetMutable<f::LoDTensor>();
+  auto out_t = out->GetMutable<f::LoDTensor>();
+  auto w_t = w->GetMutable<f::LoDTensor>();
+  int bsz = 10;
+  int dim = 32;
+  int seqlen = 8;
+  int vocab_size = 100;
+  TensorFromVector(std::vector<int64_t>(bsz * seqlen, 3), ctx, ids_t);
+  std::vector<T> val(vocab_size * dim, 10.);
+  TensorFromVector(val, ctx, w_t);
+  ids_t->Resize({bsz, seqlen});
+  w_t->Resize({vocab_size, dim});
+  out_t->Resize({bsz, seqlen, dim});
+  ctx.Wait();
+
+  auto place = ctx.GetPlace();
+  out_t->mutable_data<T>(place);
+  f::AttributeMap attrs = {{}};
+  auto op = f::OpRegistry::CreateOp("lookup_table_v2",
+                                    {{"W", {"W"}}, {"Ids", {"Ids"}}},
+                                    {{"Out", {"Out"}}}, attrs);
+  op->Run(*scope, place);
+  std::vector<T> out_v;
+  TensorToVector(*out_t, ctx, &out_v);
+  ctx.Wait();
+  EXPECT_EQ(out_t->numel(), bsz * seqlen * dim);
+  T res = std::accumulate(out_v.begin(), out_v.end(), 0.);
+  float eps = 1.e-6;
+  EXPECT_LT(fabs(res - bsz * seqlen * dim * 10.), eps);
+}
+
+template <typename T>
+void CompareGrad(f::Scope* scope, const p::DeviceContext& ctx) {
+  // init
+  auto w = scope->Var("W");
+  auto ids = scope->Var("Ids");
+  auto out = scope->Var("DOut");
+  auto dw = scope->Var("DW");
+
+  auto w_t = w->GetMutable<f::LoDTensor>();
+  auto ids_t = ids->GetMutable<f::LoDTensor>();
+  auto out_t = out->GetMutable<f::LoDTensor>();
+  auto dw_t = dw->GetMutable<f::LoDTensor>();
+
+  int bsz = 2;
+  int dim = 2;
+  int seqlen = 2;
+  int vocab_size = 4;
+
+  std::vector<int64_t> val_int(bsz * seqlen, 3);
+  std::vector<T> val(vocab_size * dim, 0.);
+  std::vector<T> val_out(bsz * seqlen * dim, 1.);
+
+  TensorFromVector(val_int, ctx, ids_t);
+  TensorFromVector(val, ctx, w_t);
+  TensorFromVector(val, ctx, dw_t);
+  TensorFromVector(val_out, ctx, out_t);
+
+  w_t->Resize({vocab_size, dim});
+  ids_t->Resize({bsz, seqlen});
+  out_t->Resize({bsz, seqlen, dim});
+  dw_t->Resize({vocab_size, dim});
+
+  ctx.Wait();
+
+  auto place = ctx.GetPlace();
+  out_t->mutable_data<T>(place);
+  w_t->mutable_data<T>(place);
+  dw_t->mutable_data<T>(place);
+  f::AttributeMap attrs = {{}};
+  auto op = f::OpRegistry::CreateOp(
+      "lookup_table_v2_grad",
+      {{"Ids", {"Ids"}}, {"W", {"W"}}, {"Out@GRAD", {"DOut"}}},
+      {{"W@GRAD", {"DW"}}}, attrs);
+  op->Run(*scope, place);
+  ctx.Wait();
+  std::vector<T> w_v;
+  TensorToVector(*dw_t, ctx, &w_v);
+  ctx.Wait();
+  EXPECT_EQ(dw_t->numel(), vocab_size * dim);
+  T res = std::accumulate(w_v.begin(), w_v.end(), 0.);
+  float eps = 1.e-6;
+  EXPECT_LT(fabs(res - bsz * seqlen * dim), eps);
+}
+
+TEST(lookup_table_v2, NPU_fp32) {
+  f::Scope scope;
+  auto* ctx = p::DeviceContextPool::Instance().Get(p::NPUPlace(0));
+  Compare<float>(&scope, *ctx);
+}
+
+TEST(lookup_table_v2_grad, NPU_fp32) {
+  f::Scope scope;
+  auto* ctx = p::DeviceContextPool::Instance().Get(p::NPUPlace(0));
+  CompareGrad<float>(&scope, *ctx);
+}
diff --git a/paddle/fluid/operators/mean_op_npu.cc b/paddle/fluid/operators/mean_op_npu.cc
index a577da80de41bdde09934c926002a9a463ab29ff..d6e982039fa290ae9095fe380fa22955c6acde70 100644
--- a/paddle/fluid/operators/mean_op_npu.cc
+++ b/paddle/fluid/operators/mean_op_npu.cc
@@ -10,9 +10,8 @@ See the License for the specific language governing permissions and
 limitations under the License. */
 
 #include "paddle/fluid/operators/mean_op.h"
-#include "paddle/fluid/platform/float16.h"
 #include "paddle/fluid/operators/npu_op_runner.h"
-
+#include "paddle/fluid/platform/float16.h"
 
 namespace paddle {
 namespace operators {
@@ -26,34 +25,27 @@ class MeanNPUKernel : public framework::OpKernel<T> {
 
     std::vector<int> axes;
 
-    framework::NPUAttributeMap attr_input = {
-                  {"keep_dims", false},
-                  {"axes", axes}};
+    framework::NPUAttributeMap attr_input = {{"keep_dims", false},
+                                             {"axes", axes}};
 
     out->mutable_data<T>(ctx.GetPlace());
 
-    auto runner = NpuOpRunner("ReduceMeanD",
-                              {*x},
-                              {*out},
-                              attr_input);
+    auto runner = NpuOpRunner("ReduceMeanD", {*x}, {*out}, attr_input);
 
     auto stream =
-      ctx.template device_context<
-                     paddle::platform::NPUDeviceContext>()
-                .stream();
+        ctx.template device_context<paddle::platform::NPUDeviceContext>()
+            .stream();
     runner.Run(stream);
   }
 };
 
-
 template <typename DeviceContext, typename T>
 class MeanGradNPUKernel : public framework::OpKernel<T> {
  public:
   void Compute(const framework::ExecutionContext& context) const override {
     auto stream =
-      context.template device_context<
-                          paddle::platform::NPUDeviceContext>()
-                          .stream();
+        context.template device_context<paddle::platform::NPUDeviceContext>()
+            .stream();
 
     auto grad = context.Input<Tensor>(framework::GradVarName("Out"));
 
@@ -76,11 +68,8 @@ class MeanGradNPUKernel : public framework::OpKernel<T> {
     Tensor mean_tensor(grad->type());
     mean_tensor.Resize({1});
     mean_tensor.mutable_data<T>(context.GetPlace());
-    std::vector<float> mean_vec;
-    mean_vec.push_back(1.0/static_cast<float>(IG->numel()));
-    framework::TensorFromVector(mean_vec,
-                                context.device_context(),
-                                &mean_tensor);
+    FillNpuTensorWithConstant<T>(
+        &mean_tensor, static_cast<T>(1.0 / static_cast<float>(IG->numel())));
 
     // means mul ones
     Tensor mean_ma(grad->type());
@@ -95,23 +84,19 @@ class MeanGradNPUKernel : public framework::OpKernel<T> {
   }
 };
 
-
 }  // namespace operators
 }  // namespace paddle
 
 namespace ops = paddle::operators;
 namespace plat = paddle::platform;
 REGISTER_OP_NPU_KERNEL(
-    mean,
-    ops::MeanNPUKernel<paddle::platform::NPUDeviceContext, int>,
+    mean, ops::MeanNPUKernel<paddle::platform::NPUDeviceContext, int>,
     ops::MeanNPUKernel<paddle::platform::NPUDeviceContext, float>,
     ops::MeanNPUKernel<paddle::platform::NPUDeviceContext, double>,
     ops::MeanNPUKernel<paddle::platform::NPUDeviceContext, plat::float16>)
 
-
 REGISTER_OP_NPU_KERNEL(
-    mean_grad,
-    ops::MeanGradNPUKernel<paddle::platform::NPUDeviceContext, int>,
+    mean_grad, ops::MeanGradNPUKernel<paddle::platform::NPUDeviceContext, int>,
     ops::MeanGradNPUKernel<paddle::platform::NPUDeviceContext, float>,
     ops::MeanGradNPUKernel<paddle::platform::NPUDeviceContext, double>,
     ops::MeanGradNPUKernel<paddle::platform::NPUDeviceContext, plat::float16>)
diff --git a/paddle/fluid/operators/optimizers/adam_op_npu.cc b/paddle/fluid/operators/optimizers/adam_op_npu.cc
index e2d262ff97db1dd3c9cd3d934364b11ce4dc9c47..6592022711ebf03b5cf145e0b0f804258c742dfa 100644
--- a/paddle/fluid/operators/optimizers/adam_op_npu.cc
+++ b/paddle/fluid/operators/optimizers/adam_op_npu.cc
@@ -61,23 +61,17 @@ class AdamNPUKernel : public framework::OpKernel<T> {
     param_out->mutable_data<T>(ctx.GetPlace());
     mom1_out->mutable_data<T>(ctx.GetPlace());
     mom2_out->mutable_data<T>(ctx.GetPlace());
+    beta1_pow_out->mutable_data<T>(ctx.GetPlace());
+    beta2_pow_out->mutable_data<T>(ctx.GetPlace());
 
     // NOTE(zhiqiu): beta1_pow and beta2_pow may on CPU and not transform place.
     if (beta1_pow->place() == platform::CPUPlace()) {
-      float beta1 = *beta1_pow->data<float>();
-      beta1_pow_out->mutable_data<T>(ctx.GetPlace());
-      TensorFromVector(std::vector<float>{beta1}, ctx.device_context(),
-                       beta1_pow_out);
-    } else {
-      beta1_pow_out->mutable_data<T>(ctx.GetPlace());
+      T beta1 = *beta1_pow->data<T>();
+      FillNpuTensorWithConstant<T>(beta1_pow_out, beta1);
     }
     if (beta2_pow->place() == platform::CPUPlace()) {
-      float beta2 = *beta2_pow->data<float>();
-      beta2_pow_out->mutable_data<T>(ctx.GetPlace());
-      TensorFromVector(std::vector<float>{beta2}, ctx.device_context(),
-                       beta2_pow_out);
-    } else {
-      beta2_pow_out->mutable_data<T>(ctx.GetPlace());
+      T beta2 = *beta2_pow->data<T>();
+      FillNpuTensorWithConstant<T>(beta2_pow_out, beta2);
     }
 
     T beta1 = static_cast<T>(ctx.Attr<float>("beta1"));
@@ -116,18 +110,15 @@ class AdamNPUKernel : public framework::OpKernel<T> {
 
     // reshape
     Tensor beta1_tensor(framework::proto::VarType::FP32);
-    beta1_tensor.mutable_data<float>({1}, ctx.GetPlace());
-    TensorFromVector(std::vector<T>{beta1}, ctx.device_context(),
-                     &beta1_tensor);
+    beta1_tensor.mutable_data<T>({1}, ctx.GetPlace());
+    FillNpuTensorWithConstant<T>(&beta1_tensor, beta1);
     Tensor beta2_tensor(framework::proto::VarType::FP32);
-    beta2_tensor.mutable_data<float>({1}, ctx.GetPlace());
-    TensorFromVector(std::vector<T>{beta2}, ctx.device_context(),
-                     &beta2_tensor);
+    beta2_tensor.mutable_data<T>({1}, ctx.GetPlace());
+    FillNpuTensorWithConstant<T>(&beta2_tensor, beta2);
 
     Tensor epsilon_tensor(framework::proto::VarType::FP32);
     epsilon_tensor.mutable_data<T>({1}, ctx.GetPlace());
-    TensorFromVector(std::vector<T>{epsilon}, ctx.device_context(),
-                     &epsilon_tensor);
+    FillNpuTensorWithConstant<T>(&epsilon_tensor, epsilon);
     auto stream =
         ctx.template device_context<paddle::platform::NPUDeviceContext>()
             .stream();
@@ -146,16 +137,19 @@ class AdamNPUKernel : public framework::OpKernel<T> {
     // NOTE(zhiqiu): ApplyAdamD updates params inplace, so
     // if param and param_out is not same, we need to do copy.
     if (param_out->data<T>() != param->data<T>()) {
-      ctx.template device_context<paddle::platform::NPUDeviceContext>().Wait();
-      framework::TensorCopySync(*param, ctx.GetPlace(), param_out);
+      framework::TensorCopy(
+          *param, ctx.GetPlace(),
+          ctx.template device_context<platform::DeviceContext>(), param_out);
     }
     if (mom1_out->data<T>() != mom1->data<T>()) {
-      ctx.template device_context<paddle::platform::NPUDeviceContext>().Wait();
-      framework::TensorCopySync(*mom1, ctx.GetPlace(), mom1_out);
+      framework::TensorCopy(
+          *mom1, ctx.GetPlace(),
+          ctx.template device_context<platform::DeviceContext>(), mom1_out);
     }
     if (mom2_out->data<T>() != mom2->data<T>()) {
-      ctx.template device_context<paddle::platform::NPUDeviceContext>().Wait();
-      framework::TensorCopySync(*mom2, ctx.GetPlace(), mom2_out);
+      framework::TensorCopy(
+          *mom2, ctx.GetPlace(),
+          ctx.template device_context<platform::DeviceContext>(), mom2_out);
     }
     auto runner_m1 =
         NpuOpRunner("Mul", {*beta1_pow, beta1_tensor}, {*beta1_pow_out}, {});
diff --git a/paddle/fluid/operators/optimizers/sgd_op_npu.cc b/paddle/fluid/operators/optimizers/sgd_op_npu.cc
index b7aaff5d45791807bd5dd53d755749ea239e402a..a8d19148ef520cc2b80b23e119e56f5a7b6f920f 100644
--- a/paddle/fluid/operators/optimizers/sgd_op_npu.cc
+++ b/paddle/fluid/operators/optimizers/sgd_op_npu.cc
@@ -44,8 +44,9 @@ class SGDNPUKernel : public framework::OpKernel<T> {
     // NOTE(zhiqiu): ApplyGradientDescent updates params inplace, so
     // if param and param_out is not same, we need to do copy.
     if (param_out->data<T>() != param_var->data<T>()) {
-      ctx.template device_context<paddle::platform::NPUDeviceContext>().Wait();
-      framework::TensorCopySync(*param_var, ctx.GetPlace(), param_out);
+      framework::TensorCopy(
+          *param_var, ctx.GetPlace(),
+          ctx.template device_context<platform::DeviceContext>(), param_out);
     }
   }
 };
diff --git a/paddle/fluid/operators/range_op_npu.cc b/paddle/fluid/operators/range_op_npu.cc
index acdc092ade3bd6eef5e8d2f3f3e8ea2a3898116f..a9a2effd2eb9db3feead8a9b82a84558220e9c5d 100644
--- a/paddle/fluid/operators/range_op_npu.cc
+++ b/paddle/fluid/operators/range_op_npu.cc
@@ -16,20 +16,19 @@ limitations under the License. */
 #include <memory>
 #include <string>
 
-#include "paddle/fluid/operators/range_op.h"
-#include "paddle/fluid/operators/npu_op_runner.h"
-#include "paddle/fluid/operators/utils.h"
 #include "paddle/fluid/framework/op_registry.h"
-#include "paddle/fluid/framework/tensor_util.h"
 #include "paddle/fluid/framework/operator.h"
 #include "paddle/fluid/framework/program_desc.h"
+#include "paddle/fluid/framework/tensor_util.h"
 #include "paddle/fluid/operators/dropout_op.h"
 #include "paddle/fluid/operators/math/math_function.h"
+#include "paddle/fluid/operators/npu_op_runner.h"
+#include "paddle/fluid/operators/range_op.h"
+#include "paddle/fluid/operators/utils.h"
 
 namespace paddle {
 namespace operators {
 
-
 template <typename DeviceContext, typename T>
 class RangeNPUKernel : public framework::OpKernel<T> {
  public:
@@ -40,11 +39,23 @@ class RangeNPUKernel : public framework::OpKernel<T> {
     auto* out = context.Output<framework::Tensor>("Out");
 
     framework::Tensor n;
-    framework::TensorCopySync(*start_t, platform::CPUPlace(), &n);
+    framework::TensorCopy(
+        *start_t, platform::CPUPlace(),
+        context.template device_context<platform::DeviceContext>(), &n);
+    context.template device_context<paddle::platform::NPUDeviceContext>()
+        .Wait();
     T start = n.data<T>()[0];
-    framework::TensorCopySync(*end_t, platform::CPUPlace(), &n);
+    framework::TensorCopy(
+        *end_t, platform::CPUPlace(),
+        context.template device_context<platform::DeviceContext>(), &n);
+    context.template device_context<paddle::platform::NPUDeviceContext>()
+        .Wait();
     T end = n.data<T>()[0];
-    framework::TensorCopySync(*step_t, platform::CPUPlace(), &n);
+    framework::TensorCopy(
+        *step_t, platform::CPUPlace(),
+        context.template device_context<platform::DeviceContext>(), &n);
+    context.template device_context<paddle::platform::NPUDeviceContext>()
+        .Wait();
     T step = n.data<T>()[0];
 
     int64_t size = 0;
@@ -70,8 +81,7 @@ class RangeNPUKernel : public framework::OpKernel<T> {
 namespace ops = paddle::operators;
 
 REGISTER_OP_NPU_KERNEL(
-    range,
-    ops::RangeNPUKernel<paddle::platform::NPUDeviceContext, int>,
+    range, ops::RangeNPUKernel<paddle::platform::NPUDeviceContext, int>,
     ops::RangeNPUKernel<paddle::platform::NPUDeviceContext, float>,
     ops::RangeNPUKernel<paddle::platform::NPUDeviceContext, double>)
 
diff --git a/paddle/fluid/operators/softmax_with_cross_entropy_op_npu.cc b/paddle/fluid/operators/softmax_with_cross_entropy_op_npu.cc
index c777a02f96bd9a2f1dd6fc5a74874e128e3aa359..a34946315f5a81d04956735ce5b89b72761a6d0f 100644
--- a/paddle/fluid/operators/softmax_with_cross_entropy_op_npu.cc
+++ b/paddle/fluid/operators/softmax_with_cross_entropy_op_npu.cc
@@ -67,12 +67,10 @@ class SoftmaxWithCrossEntropyNPUKernel : public framework::OpKernel<T> {
     // on and off
     Tensor on_tensor(framework::proto::VarType::INT32);
     on_tensor.mutable_data<int>({1}, ctx.GetPlace());
-    TensorFromVector(std::vector<int>{static_cast<int>(1)},
-                     ctx.device_context(), &on_tensor);
+    FillNpuTensorWithConstant<int>(&on_tensor, static_cast<int>(1));
     Tensor off_tensor(framework::proto::VarType::INT32);
     off_tensor.mutable_data<int>({1}, ctx.GetPlace());
-    TensorFromVector(std::vector<int>{static_cast<int>(0)},
-                     ctx.device_context(), &off_tensor);
+    FillNpuTensorWithConstant<int>(&off_tensor, static_cast<int>(0));
 
     // one_hot
     Tensor tmp_onehot(on_tensor.type());
@@ -142,12 +140,10 @@ class SoftmaxWithCrossEntropyGradNPUKernel : public framework::OpKernel<T> {
     // on and off
     Tensor on_tensor(framework::proto::VarType::INT32);
     on_tensor.mutable_data<int>({1}, ctx.GetPlace());
-    TensorFromVector(std::vector<int>{static_cast<int>(1)},
-                     ctx.device_context(), &on_tensor);
+    FillNpuTensorWithConstant<int>(&on_tensor, static_cast<int>(1));
     Tensor off_tensor(framework::proto::VarType::INT32);
     off_tensor.mutable_data<int>({1}, ctx.GetPlace());
-    TensorFromVector(std::vector<int>{static_cast<int>(0)},
-                     ctx.device_context(), &off_tensor);
+    FillNpuTensorWithConstant<int>(&off_tensor, static_cast<int>(0));
 
     // one_hot
     Tensor tmp_onehot(on_tensor.type());
diff --git a/paddle/fluid/operators/top_k_op_npu.cc b/paddle/fluid/operators/top_k_op_npu.cc
index a469013341042ca7ffc710ceca54f87c5d473219..684bd476b6ef21bf58a990c36b1ee6f820d82caf 100644
--- a/paddle/fluid/operators/top_k_op_npu.cc
+++ b/paddle/fluid/operators/top_k_op_npu.cc
@@ -12,14 +12,14 @@ limitations under the License. */
 #include <memory>
 #include <string>
 
-#include "paddle/fluid/operators/top_k_op.h"
 #include "paddle/fluid/operators/npu_op_runner.h"
+#include "paddle/fluid/operators/top_k_op.h"
 
 namespace paddle {
 namespace operators {
 
-void gen_assist_seq(framework::Tensor* assit_tensor,
-                     int64_t dim, const framework::ExecutionContext& ctx) {
+void gen_assist_seq(framework::Tensor* assit_tensor, int64_t dim,
+                    const framework::ExecutionContext& ctx) {
   const int64_t dimx2 = dim;
   std::vector<paddle::platform::float16> assit;
   assit.resize(2 * dimx2);
@@ -28,15 +28,14 @@ void gen_assist_seq(framework::Tensor* assit_tensor,
     assit[i] = static_cast<paddle::platform::float16>(i);
 
     // for i in range [dim, dimx2]
-    int64_t idx = static_cast<int64_t>(
-                        static_cast<paddle::platform::float16>(i));
+    int64_t idx =
+        static_cast<int64_t>(static_cast<paddle::platform::float16>(i));
     int64_t gap = i - idx;
     assit[i + dim] = static_cast<paddle::platform::float16>(gap);
   }
   framework::TensorFromVector(assit, ctx.device_context(), assit_tensor);
 }
 
-
 template <typename DeviceContext, typename T>
 class TopkNPUKernel : public framework::OpKernel<T> {
  public:
@@ -64,10 +63,8 @@ class TopkNPUKernel : public framework::OpKernel<T> {
                                              {"largest", true}};
 
     // run ascend
-    auto runner = NpuOpRunner("TopKD",
-                              {*input, assist_seq_tensor},
-                              {*output, *indices},
-                              attr_input);
+    auto runner = NpuOpRunner("TopKD", {*input, assist_seq_tensor},
+                              {*output, *indices}, attr_input);
 
     auto stream =
         ctx.template device_context<paddle::platform::NPUDeviceContext>()
@@ -83,7 +80,6 @@ class TopkNPUKernel : public framework::OpKernel<T> {
 namespace ops = paddle::operators;
 
 // Ascend Op TopKD only support input float 16 dtype
-REGISTER_OP_NPU_KERNEL(
-    top_k,
-    ops::TopkNPUKernel<paddle::platform::NPUDeviceContext,
-                                  paddle::platform::float16>);
+REGISTER_OP_NPU_KERNEL(top_k,
+                       ops::TopkNPUKernel<paddle::platform::NPUDeviceContext,
+                                          paddle::platform::float16>);
diff --git a/paddle/fluid/operators/truncated_gaussian_random_op_npu.cc b/paddle/fluid/operators/truncated_gaussian_random_op_npu.cc
index 4253187fdde74de37afac13adb6fa969efd08b99..7f3190d9112c66a09b1a5c7432a06b6e4a4ead6f 100644
--- a/paddle/fluid/operators/truncated_gaussian_random_op_npu.cc
+++ b/paddle/fluid/operators/truncated_gaussian_random_op_npu.cc
@@ -35,28 +35,24 @@ class TruncatedGaussianRandomNPUKernel : public framework::OpKernel<T> {
     float mean = ctx.Attr<float>("mean");
     Tensor mean_tensor(framework::proto::VarType::FP32);
     mean_tensor.mutable_data<float>({1}, ctx.GetPlace());
-    TensorFromVector(std::vector<float>{mean}, ctx.device_context(),
-                     &mean_tensor);
+    FillNpuTensorWithConstant<float>(&mean_tensor, mean);
 
     float std = ctx.Attr<float>("std");
     Tensor std_tensor(framework::proto::VarType::FP32);
     std_tensor.mutable_data<float>({1}, ctx.GetPlace());
-    TensorFromVector(std::vector<float>{std}, ctx.device_context(),
-                     &std_tensor);
+    FillNpuTensorWithConstant<float>(&std_tensor, std);
 
     int32_t seed_var = ctx.Attr<int32_t>("seed");
 
     Tensor min_tensor(framework::proto::VarType::FP32);
     min_tensor.mutable_data<float>({1}, ctx.GetPlace());
     float min_value = mean - std * 2.0;
-    TensorFromVector(std::vector<float>{min_value}, ctx.device_context(),
-                     &min_tensor);
+    FillNpuTensorWithConstant<float>(&min_tensor, min_value);
 
     Tensor max_tensor(framework::proto::VarType::FP32);
     max_tensor.mutable_data<float>({1}, ctx.GetPlace());
     float max_value = mean + std * 2.0;
-    TensorFromVector(std::vector<float>{max_value}, ctx.device_context(),
-                     &max_tensor);
+    FillNpuTensorWithConstant<float>(&max_tensor, max_value);
 
     auto* out = ctx.Output<framework::Tensor>("Out");
     out->mutable_data<T>(ctx.GetPlace());
diff --git a/paddle/fluid/platform/stream/npu_stream.cc b/paddle/fluid/platform/stream/npu_stream.cc
index 1a07a1ed8370fd301711e68006d305eb78037b55..2664ac7194bf2b5996a7237fcee57ba96fa48523 100644
--- a/paddle/fluid/platform/stream/npu_stream.cc
+++ b/paddle/fluid/platform/stream/npu_stream.cc
@@ -46,7 +46,6 @@ void NPUStream::Wait() const {
   PADDLE_ENFORCE_NPU_SUCCESS(aclrtSynchronizeStream(stream_));
 }
 
-
 }  // namespace stream
 }  // namespace platform
 }  // namespace paddle
diff --git a/python/paddle/fluid/tests/unittests/npu/test_increment_op_npu.py b/python/paddle/fluid/tests/unittests/npu/test_increment_op_npu.py
index 09019e36c82fa00072a339f490cd28abfcbc0a88..3e2e8f944b84c6f2c97b7d834e6f2b6b7511583d 100644
--- a/python/paddle/fluid/tests/unittests/npu/test_increment_op_npu.py
+++ b/python/paddle/fluid/tests/unittests/npu/test_increment_op_npu.py
@@ -26,7 +26,7 @@ from paddle.fluid import core
 paddle.enable_static()
 SEED = 2021
 
-NPUPlace = 5
+NPUPlace = 0
 
 
 @unittest.skipIf(not paddle.is_compiled_with_npu(),
@@ -38,7 +38,10 @@ class TestIncrement(OpTest):
         self.op_type = "increment"
         self.init_dtype()
 
-        self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(np.array([1]).astype(self.dtype)), }
+        self.inputs = {
+            'X':
+            OpTest.np_dtype_to_fluid_dtype(np.array([1]).astype(self.dtype)),
+        }
 
         self.attrs = {"Step": 1}
         self.outputs = {'Out': np.array([2])}
@@ -63,7 +66,10 @@ class TestIncrementFP16(OpTest):
         self.op_type = "increment"
         self.init_dtype()
 
-        self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(np.array([1]).astype(self.dtype)), }
+        self.inputs = {
+            'X':
+            OpTest.np_dtype_to_fluid_dtype(np.array([1]).astype(self.dtype)),
+        }
         self.pre_input_id = id(self.inputs['X'])
 
         self.attrs = {"Step": 1}
@@ -100,10 +106,7 @@ class TestIncrementInplace(unittest.TestCase):
         exe = paddle.static.Executor(place)
         exe.run(startup_prog)
 
-        b_value = exe.run(
-            main_prog,
-            feed={"a": a_np,},
-            fetch_list=[b])
+        b_value = exe.run(main_prog, feed={"a": a_np, }, fetch_list=[b])
 
         print('input a id is : {}'.format(id(a)))
         print('input b id is : {}'.format(id(b)))