diff --git a/mindspore/lite/src/populate_parameter.cc b/mindspore/lite/src/populate_parameter.cc
index e792fb9b2a4f144a6423fa156d8dcdb1cbf083ca..afbd2ec0a0b726949a84a0ad4b6923fd426067e4 100644
--- a/mindspore/lite/src/populate_parameter.cc
+++ b/mindspore/lite/src/populate_parameter.cc
@@ -43,7 +43,7 @@
 #include "src/runtime/kernel/arm/opclib/fp32/range.h"
 #include "src/runtime/kernel/arm/opclib/fp32/local_response_norm.h"
 #include "src/runtime/kernel/arm/opclib/fp32/expandDims.h"
-#include "src/runtime/kernel/arm/opclib/fp32/arithmetic_self.h"
+#include "src/runtime/kernel/arm/opclib/arithmetic_self_parameter.h"
 #include "src/runtime/kernel/arm/opclib/pad_parameter.h"
 #include "src/runtime/kernel/arm/opclib/fp32/fill.h"
 #include "src/runtime/kernel/arm/opclib/transpose.h"
diff --git a/mindspore/lite/src/runtime/kernel/arm/fp32/arithmetic_self.h b/mindspore/lite/src/runtime/kernel/arm/fp32/arithmetic_self.h
index c6be54dd678cafd2695850abf286c3b2293a568b..d92c4deda218dd8609659c753d40bdaee6613f65 100644
--- a/mindspore/lite/src/runtime/kernel/arm/fp32/arithmetic_self.h
+++ b/mindspore/lite/src/runtime/kernel/arm/fp32/arithmetic_self.h
@@ -20,6 +20,7 @@
 #include <vector>
 #include "src/lite_kernel.h"
 #include "src/runtime/kernel/arm/opclib/fp32/arithmetic_self.h"
+#include "src/runtime/kernel/arm/opclib/arithmetic_self_parameter.h"
 #include "schema/model_generated.h"
 #include "include/context.h"
 
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/arithmetic_self_int8.cc b/mindspore/lite/src/runtime/kernel/arm/int8/arithmetic_self_int8.cc
new file mode 100644
index 0000000000000000000000000000000000000000..aa821fd4e2f4e230e31ca0d9087aec87177479b1
--- /dev/null
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/arithmetic_self_int8.cc
@@ -0,0 +1,120 @@
+/**
+ * Copyright 2020 Huawei Technologies Co., Ltd
+ *
+ * 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.
+ */
+
+#include "src/runtime/kernel/arm/int8/arithmetic_self_int8.h"
+#include <limits>
+#include "schema/model_generated.h"
+#include "src/kernel_registry.h"
+#include "include/errorcode.h"
+#include "src/runtime/runtime_api.h"
+
+using mindspore::kernel::KERNEL_ARCH::kCPU;
+using mindspore::lite::KernelRegistrar;
+using mindspore::lite::RET_ERROR;
+using mindspore::lite::RET_OK;
+
+namespace mindspore::kernel {
+int ArithmeticSelfInt8CPUKernel::Init() {
+  int ret = ReSize();
+  auto *input_tensor = inputs_.at(kInputIndex);
+  auto in_quant_args = input_tensor->GetQuantParams();
+  arithmeticSelfParameter_->quant_arg_.in_args_.scale_ = in_quant_args.front().scale;
+  arithmeticSelfParameter_->quant_arg_.in_args_.zp_ = in_quant_args.front().zeroPoint;
+
+  auto *out_tensor = outputs_.at(kOutputIndex);
+  auto out_quant_args = out_tensor->GetQuantParams();
+  arithmeticSelfParameter_->quant_arg_.out_args_.scale_ = out_quant_args.front().scale;
+  arithmeticSelfParameter_->quant_arg_.out_args_.zp_ = out_quant_args.front().zeroPoint;
+
+  arithmeticSelfParameter_->quant_arg_.output_activation_max_ = std::numeric_limits<int8_t>::max();
+  arithmeticSelfParameter_->quant_arg_.output_activation_min_ = std::numeric_limits<int8_t>::min();
+  return ret;
+}
+
+int ArithmeticSelfInt8CPUKernel::ReSize() {
+  data_size_ = inputs_[0]->ElementsNum();
+  thread_sz_count_ = MSMIN(thread_count_, data_size_);
+  thread_sz_stride_ = UP_DIV(data_size_, thread_sz_count_);
+  return RET_OK;
+}
+
+int ArithmeticSelfInt8Runs(int task_id, LiteParallelGroupEnv *penv, void *cdata) {
+  auto g_kernel = reinterpret_cast<ArithmeticSelfInt8CPUKernel *>(cdata);
+  auto ret = g_kernel->DoArithmeticSelf(task_id);
+  if (ret != RET_OK) {
+    MS_LOG(ERROR) << "ArithmeticSelfRuns error task_id[" << task_id << "] error_code[" << ret << "]";
+    return ret;
+  }
+  return RET_OK;
+}
+
+int ArithmeticSelfInt8CPUKernel::DoArithmeticSelf(int task_id) {
+  int size = MSMIN(thread_sz_stride_, data_size_ - task_id * thread_sz_stride_);
+  if (size <= 0) {
+    return RET_OK;
+  }
+  int offset = task_id * thread_sz_stride_;
+  if (arithmeticSelf_run_) {
+    auto ret = arithmeticSelf_run_(in_ptr_ + offset, out_ptr_ + offset, size, arithmeticSelfParameter_->quant_arg_);
+    if (ret != RET_OK) {
+      MS_LOG(ERROR) << "Run failed, illegal input! ";
+      return ret;
+    }
+  } else {
+    MS_LOG(ERROR) << "Run function is null! ";
+    return RET_ERROR;
+  }
+  return RET_OK;
+}
+
+int ArithmeticSelfInt8CPUKernel::Run() {
+  auto input_tensor = inputs_.at(0);
+  auto out_tensor = outputs_.at(0);
+  in_ptr_ = reinterpret_cast<int8_t *>(input_tensor->Data());
+  out_ptr_ = reinterpret_cast<int8_t *>(out_tensor->Data());
+  int ret = LiteBackendParallelLaunch(ArithmeticSelfInt8Runs, this, thread_sz_count_);
+  if (ret != RET_OK) {
+    MS_LOG(ERROR) << "ArithmeticSelfRun error error_code[" << ret << "]";
+    return ret;
+  }
+  return RET_OK;
+}
+
+kernel::LiteKernel *CpuArithmeticSelfInt8KernelCreator(const std::vector<lite::tensor::Tensor *> &inputs,
+                                                       const std::vector<lite::tensor::Tensor *> &outputs,
+                                                       OpParameter *opParameter, const lite::Context *ctx,
+                                                       const kernel::KernelKey &desc) {
+  MS_ASSERT(opParameter != nullptr);
+  if (opParameter == nullptr) {
+    MS_LOG(ERROR) << "Creator failed, opParameter is nullptr!";
+    return nullptr;
+  }
+  auto *kernel = new (std::nothrow) ArithmeticSelfInt8CPUKernel(opParameter, inputs, outputs, ctx);
+  MS_ASSERT(kernel != nullptr);
+  auto ret = kernel->Init();
+  if (ret != RET_OK) {
+    MS_LOG(ERROR) << "Init kernel failed, name: " << opParameter->name_ << ", type: "
+                  << schema::EnumNamePrimitiveType(static_cast<schema::PrimitiveType>(opParameter->type_));
+    delete kernel;
+    return nullptr;
+  }
+  return kernel;
+}
+
+REG_KERNEL(kCPU, kNumberTypeInt8, PrimitiveType_Round, CpuArithmeticSelfInt8KernelCreator)
+REG_KERNEL(kCPU, kNumberTypeInt8, PrimitiveType_Floor, CpuArithmeticSelfInt8KernelCreator)
+REG_KERNEL(kCPU, kNumberTypeInt8, PrimitiveType_Ceil, CpuArithmeticSelfInt8KernelCreator)
+}  // namespace mindspore::kernel
diff --git a/mindspore/lite/src/runtime/kernel/arm/int8/arithmetic_self_int8.h b/mindspore/lite/src/runtime/kernel/arm/int8/arithmetic_self_int8.h
new file mode 100644
index 0000000000000000000000000000000000000000..69ffd2ec7c7371a2c9e6b6b361f56277b7830dc0
--- /dev/null
+++ b/mindspore/lite/src/runtime/kernel/arm/int8/arithmetic_self_int8.h
@@ -0,0 +1,77 @@
+/**
+ * Copyright 2020 Huawei Technologies Co., Ltd
+ *
+ * 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 MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_INT8_ARITHMETIC_SELF_INT8_H_
+#define MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_INT8_ARITHMETIC_SELF_INT8_H_
+
+#include <vector>
+#include "src/lite_kernel.h"
+#include "src/runtime/kernel/arm/opclib/arithmetic_self_parameter.h"
+#include "src/runtime/kernel/arm/opclib/int8/arithmetic_self_int8.h"
+#include "schema/model_generated.h"
+#include "include/context.h"
+
+
+using mindspore::lite::Context;
+using mindspore::schema::PrimitiveType_Round;
+using mindspore::schema::PrimitiveType_Floor;
+using mindspore::schema::PrimitiveType_Ceil;
+
+namespace mindspore::kernel {
+class ArithmeticSelfInt8CPUKernel : public LiteKernel {
+  typedef int (*ArithmeticSelfInt8Run)(int8_t *input, int8_t *output, int element_size, ArithSelfQuantArg para);
+
+ public:
+  explicit ArithmeticSelfInt8CPUKernel(OpParameter *parameter, const std::vector<lite::tensor::Tensor *> &inputs,
+                                   const std::vector<lite::tensor::Tensor *> &outputs, const Context *ctx)
+    : LiteKernel(parameter, inputs, outputs), ctx_(ctx), thread_count_(ctx->threadNum) {
+    switch (parameter->type_) {
+      case PrimitiveType_Round:
+        arithmeticSelf_run_ = ElementRound;
+        break;
+      case PrimitiveType_Floor:
+        arithmeticSelf_run_ = ElementFloor;
+        break;
+      case PrimitiveType_Ceil:
+        arithmeticSelf_run_ = ElementCeil;
+        break;
+      default:
+        break;
+    }
+    arithmeticSelfParameter_ = reinterpret_cast<ArithmeticSelfParameter *>(parameter);
+  }
+  ~ArithmeticSelfInt8CPUKernel() override = default;
+
+  int Init() override;
+  int ReSize() override;
+  int Run() override;
+  int DoArithmeticSelf(int task_id);
+
+ private:
+  int thread_count_;
+  int thread_sz_count_;
+  int thread_sz_stride_;
+  size_t data_size_;
+  ArithmeticSelfParameter *arithmeticSelfParameter_;
+  ArithmeticSelfInt8Run arithmeticSelf_run_;
+  const Context *ctx_;
+  int8_t *in_ptr_;
+  int8_t *out_ptr_;
+};
+}  // namespace mindspore::kernel
+
+#endif  // MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_INT8_ARITHMETIC_SELF_INT8_H_
+
diff --git a/mindspore/lite/src/runtime/kernel/arm/opclib/arithmetic_self_parameter.h b/mindspore/lite/src/runtime/kernel/arm/opclib/arithmetic_self_parameter.h
new file mode 100644
index 0000000000000000000000000000000000000000..98fbe698a7eaf4346a998ae9bf7ea91846612929
--- /dev/null
+++ b/mindspore/lite/src/runtime/kernel/arm/opclib/arithmetic_self_parameter.h
@@ -0,0 +1,29 @@
+/**
+ * Copyright 2020 Huawei Technologies Co., Ltd
+ *
+ * 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 MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_OPCLIB_ARITHMETIC_SELF_PARAMETER_H_
+#define MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_OPCLIB_ARITHMETIC_SELF_PARAMETER_H_
+
+#include "src/runtime/kernel/arm/opclib/op_base.h"
+#include "src/runtime/kernel/arm/opclib/errorcode.h"
+
+// For Abs, Cos, Exp, Log, Square, Sqrt, Rsqrt ops.
+struct ArithmeticSelfParameter {
+  OpParameter op_parameter_;
+  ArithSelfQuantArg quant_arg_;
+};
+
+#endif  // MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_OPCLIB_ARITHMETIC_SELF_PARAMETER_H_
diff --git a/mindspore/lite/src/runtime/kernel/arm/opclib/fp32/arithmetic_self.h b/mindspore/lite/src/runtime/kernel/arm/opclib/fp32/arithmetic_self.h
index 44489d628bb03270eef98902ced7d14ab932e68d..9e2d65dcdd371b50f8b431c6c76bd7925562958e 100644
--- a/mindspore/lite/src/runtime/kernel/arm/opclib/fp32/arithmetic_self.h
+++ b/mindspore/lite/src/runtime/kernel/arm/opclib/fp32/arithmetic_self.h
@@ -23,11 +23,6 @@
 #include "src/runtime/kernel/arm/opclib/op_base.h"
 #include "src/runtime/kernel/arm/opclib/errorcode.h"
 
-// For Abs, Cos, Exp, Log, Square, Sqrt, Rsqrt ops.
-struct ArithmeticSelfParameter {
-  OpParameter op_parameter_;
-};
-
 int ElementAbs(float *input, float *output, int element_size);
 
 int ElementCos(float *input, float *output, int element_size);
diff --git a/mindspore/lite/src/runtime/kernel/arm/opclib/int8/arithmetic_self_int8.cc b/mindspore/lite/src/runtime/kernel/arm/opclib/int8/arithmetic_self_int8.cc
new file mode 100644
index 0000000000000000000000000000000000000000..2994936865871550afe2e9f2a6ee30b1b13714b0
--- /dev/null
+++ b/mindspore/lite/src/runtime/kernel/arm/opclib/int8/arithmetic_self_int8.cc
@@ -0,0 +1,93 @@
+/**
+ * Copyright 2020 Huawei Technologies Co., Ltd
+ *
+ * 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.
+ */
+
+#include <math.h>
+#include "src/runtime/kernel/arm/opclib/int8/arithmetic_self_int8.h"
+
+int ElementFloor(int8_t *input, int8_t *output, int element_size, ArithSelfQuantArg para) {
+  if (para.in_args_.scale_ == para.out_args_.scale_ && para.in_args_.zp_ == para.out_args_.zp_) {
+    for (int i = 0; i < element_size; i++) {
+      output[i] = floorf(input[i]);
+    }
+  } else {
+    float in_scale = para.in_args_.scale_;
+    int32_t in_zp = para.in_args_.zp_;
+    float out_scale = para.out_args_.scale_;
+    int32_t out_zp = para.out_args_.zp_;
+    float bias = -in_zp * in_scale;
+    for (int i = 0; i < element_size; i++) {
+      int32_t output_tmp = round(floorf(input[i] * in_scale + bias) / out_scale) + out_zp;
+      if (output_tmp > para.output_activation_max_) {
+        output[i] = para.output_activation_max_;
+      } else if (output_tmp < para.output_activation_min_) {
+        output[i] = para.output_activation_min_;
+      } else {
+        output[i] = static_cast<int8_t>(output_tmp);
+      }
+    }
+  }
+  return OPCLIB_OK;
+}
+
+int ElementRound(int8_t *input, int8_t *output, int element_size, ArithSelfQuantArg para) {
+  if (para.in_args_.scale_ == para.out_args_.scale_ && para.in_args_.zp_ == para.out_args_.zp_) {
+    for (int i = 0; i < element_size; i++) {
+      output[i] = round(input[i]);
+    }
+  } else {
+    float in_scale = para.in_args_.scale_;
+    int32_t in_zp = para.in_args_.zp_;
+    float out_scale = para.out_args_.scale_;
+    int32_t out_zp = para.out_args_.zp_;
+    float bias = -in_zp * in_scale;
+    for (int i = 0; i < element_size; i++) {
+      int32_t output_tmp = round(round(input[i] * in_scale + bias) / out_scale) + out_zp;
+      if (output_tmp > para.output_activation_max_) {
+        output[i] = para.output_activation_max_;
+      } else if (output_tmp < para.output_activation_min_) {
+        output[i] = para.output_activation_min_;
+      } else {
+        output[i] = static_cast<int8_t>(output_tmp);
+      }
+    }
+  }
+  return OPCLIB_OK;
+}
+
+int ElementCeil(int8_t *input, int8_t *output, int element_size, ArithSelfQuantArg para) {
+  if (para.in_args_.scale_ == para.out_args_.scale_ && para.in_args_.zp_ == para.out_args_.zp_) {
+    for (int i = 0; i < element_size; i++) {
+      output[i] = ceil(input[i]);
+    }
+  } else {
+    float in_scale = para.in_args_.scale_;
+    int32_t in_zp = para.in_args_.zp_;
+    float out_scale = para.out_args_.scale_;
+    int32_t out_zp = para.out_args_.zp_;
+    float bias = -in_zp * in_scale;
+    for (int i = 0; i < element_size; i++) {
+      int32_t output_tmp = round(ceil(input[i] * in_scale + bias) / out_scale) + out_zp;
+      if (output_tmp > para.output_activation_max_) {
+        output[i] = para.output_activation_max_;
+      } else if (output_tmp < para.output_activation_min_) {
+        output[i] = para.output_activation_min_;
+      } else {
+        output[i] = static_cast<int8_t>(output_tmp);
+      }
+    }
+  }
+  return OPCLIB_OK;
+}
diff --git a/mindspore/lite/src/runtime/kernel/arm/opclib/int8/arithmetic_self_int8.h b/mindspore/lite/src/runtime/kernel/arm/opclib/int8/arithmetic_self_int8.h
new file mode 100644
index 0000000000000000000000000000000000000000..bd75f83d076427e11ea3b4b390c8819fee8759e1
--- /dev/null
+++ b/mindspore/lite/src/runtime/kernel/arm/opclib/int8/arithmetic_self_int8.h
@@ -0,0 +1,32 @@
+/**
+ * Copyright 2020 Huawei Technologies Co., Ltd
+ *
+ * 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 MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_OPCLIB_INT8_ARITHMETIC_SELF_INT8_H_
+#define MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_OPCLIB_INT8_ARITHMETIC_SELF_INT8_H_
+
+#ifdef ENABLE_NEON
+#include <arm_neon.h>
+#endif
+#include "src/runtime/kernel/arm/opclib/op_base.h"
+#include "src/runtime/kernel/arm/opclib/errorcode.h"
+
+int ElementRound(int8_t *input, int8_t *output, int element_size, ArithSelfQuantArg para);
+
+int ElementFloor(int8_t *input, int8_t *output, int element_size, ArithSelfQuantArg para);
+
+int ElementCeil(int8_t *input, int8_t *output, int number, ArithSelfQuantArg para);
+
+#endif  // MINDSPORE_LITE_SRC_RUNTIME_KERNEL_ARM_OPCLIB_INT8_ARITHMETIC_SELF_INT8_H_
diff --git a/mindspore/lite/src/runtime/kernel/arm/opclib/quantization/quantize.h b/mindspore/lite/src/runtime/kernel/arm/opclib/quantization/quantize.h
index b0bf995535e69990962d0189916bd1ce9e708251..f1ccf947c4f7a4e66875625246b895f568299ce5 100644
--- a/mindspore/lite/src/runtime/kernel/arm/opclib/quantization/quantize.h
+++ b/mindspore/lite/src/runtime/kernel/arm/opclib/quantization/quantize.h
@@ -83,6 +83,13 @@ struct CropQuantArg {
   int output_activation_max_;
 };
 
+struct ArithSelfQuantArg {
+  QuantArg in_args_;
+  QuantArg out_args_;
+  int output_activation_min_;
+  int output_activation_max_;
+};
+
 void QuantizeMultiplier(double double_multiplier, int32_t *quantized_multiplier, int *shift);
 
 inline void QuantizeMultiplierSmallerThanOne(double double_multiplier, int32_t *quantized_multiplier,
diff --git a/mindspore/lite/test/ut/src/runtime/kernel/arm/int8/arithmetic_self_int8_tests.cc b/mindspore/lite/test/ut/src/runtime/kernel/arm/int8/arithmetic_self_int8_tests.cc
new file mode 100644
index 0000000000000000000000000000000000000000..81b3b645a322f681075bbb6bea1d23e7d582b68b
--- /dev/null
+++ b/mindspore/lite/test/ut/src/runtime/kernel/arm/int8/arithmetic_self_int8_tests.cc
@@ -0,0 +1,386 @@
+/**
+ * Copyright 2020 Huawei Technologies Co., Ltd
+ *
+ * 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.
+ */
+
+#include <iostream>
+#include "utils/log_adapter.h"
+#include "common/common_test.h"
+#include "mindspore/lite/src/runtime/kernel/arm/opclib/arithmetic_self_parameter.h"
+#include "mindspore/lite/src/kernel_registry.h"
+#include "mindspore/lite/src/lite_kernel.h"
+#include "mindspore/lite/src/ir/tensor.h"
+
+namespace mindspore {
+
+class TestArithmeticSelfInt8 : public mindspore::Common {
+ public:
+  TestArithmeticSelfInt8() {}
+};
+
+TEST_F(TestArithmeticSelfInt8, floor_quant0_thread2) {
+  std::vector<int8_t> input1 = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12};
+  std::vector<int> shape1 = {2, 3, 2};
+  std::vector<int8_t *> input(1, nullptr);
+  input[0] = input1.data();
+
+  const int output_size = 12;
+  int8_t output[12];
+  std::vector<int> output_shape = {2, 3, 2};
+  lite::tensor::QuantArg input_quant_arg;
+  input_quant_arg.scale = 1.0;
+  input_quant_arg.zeroPoint = 0;
+  lite::tensor::QuantArg output_quant_arg;
+  output_quant_arg.scale = 1.0;
+  output_quant_arg.zeroPoint = 0;
+
+  TypeId tid_int8 = kNumberTypeInt8;
+  lite::tensor::Tensor *input_tensor1 = new lite::tensor::Tensor;
+  input_tensor1->SetData(input1.data());
+  input_tensor1->set_shape(shape1);
+  input_tensor1->AddQuantParam(input_quant_arg);
+  input_tensor1->set_data_type(tid_int8);
+  std::vector<lite::tensor::Tensor *> inputs_tensor(1);
+  inputs_tensor[0] = input_tensor1;
+
+  lite::tensor::Tensor *output0_tensor = new lite::tensor::Tensor;
+  output0_tensor->SetData(output);
+  output0_tensor->set_shape(output_shape);
+  output0_tensor->AddQuantParam(output_quant_arg);
+  output0_tensor->set_data_type(tid_int8);
+  std::vector<lite::tensor::Tensor *> outputs_tensor(1);
+  outputs_tensor[0] = output0_tensor;
+
+  ArithmeticSelfParameter op_param;
+  op_param.op_parameter_.type_ = schema::PrimitiveType_Floor;
+  lite::Context *ctx = new lite::Context;
+  ctx->threadNum = 2;
+  kernel::KernelKey desc = {kernel::KERNEL_ARCH::kCPU, kNumberTypeInt8, schema::PrimitiveType_Floor};
+  auto creator = lite::KernelRegistry::GetInstance()->GetCreator(desc);
+  ASSERT_NE(creator, nullptr);
+  kernel::LiteKernel *kernel =
+    creator(inputs_tensor, outputs_tensor, reinterpret_cast<OpParameter *>(&op_param), ctx, desc);
+  ASSERT_NE(kernel, nullptr);
+  auto output_tensor_shape = output0_tensor->shape();
+  ASSERT_EQ(output_tensor_shape, output_shape);
+  kernel->Run();
+
+  std::vector<int8_t> except_result = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12};
+  PrintData("output data", output, output_size);
+  PrintData("output data shape", output_tensor_shape.data(), output_tensor_shape.size());
+  CompareOutputData(output, except_result.data(), output_size, 0.000001);
+
+  input_tensor1->SetData(nullptr);
+  output0_tensor->SetData(nullptr);
+  delete input_tensor1;
+  delete output0_tensor;
+  delete ctx;
+}
+
+TEST_F(TestArithmeticSelfInt8, floor_quant1_thread2) {
+  std::vector<int8_t> input1 = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12};
+  std::vector<int> shape1 = {2, 3, 2};
+  std::vector<int8_t *> input(1, nullptr);
+  input[0] = input1.data();
+
+  const int output_size = 12;
+  int8_t output[12];
+  std::vector<int> output_shape = {2, 3, 2};
+  lite::tensor::QuantArg input_quant_arg;
+  input_quant_arg.scale = 0.8;
+  input_quant_arg.zeroPoint = 0;
+  lite::tensor::QuantArg output_quant_arg;
+  output_quant_arg.scale = 1.5;
+  output_quant_arg.zeroPoint = 0;
+
+  TypeId tid_int8 = kNumberTypeInt8;
+  lite::tensor::Tensor *input_tensor1 = new lite::tensor::Tensor;
+  input_tensor1->SetData(input1.data());
+  input_tensor1->set_shape(shape1);
+  input_tensor1->AddQuantParam(input_quant_arg);
+  input_tensor1->set_data_type(tid_int8);
+  std::vector<lite::tensor::Tensor *> inputs_tensor(1);
+  inputs_tensor[0] = input_tensor1;
+
+  lite::tensor::Tensor *output0_tensor = new lite::tensor::Tensor;
+  output0_tensor->SetData(output);
+  output0_tensor->set_shape(output_shape);
+  output0_tensor->AddQuantParam(output_quant_arg);
+  output0_tensor->set_data_type(tid_int8);
+  std::vector<lite::tensor::Tensor *> outputs_tensor(1);
+  outputs_tensor[0] = output0_tensor;
+
+  ArithmeticSelfParameter op_param;
+  op_param.op_parameter_.type_ = schema::PrimitiveType_Floor;
+  lite::Context *ctx = new lite::Context;
+  ctx->threadNum = 2;
+  kernel::KernelKey desc = {kernel::KERNEL_ARCH::kCPU, kNumberTypeInt8, schema::PrimitiveType_Floor};
+  auto creator = lite::KernelRegistry::GetInstance()->GetCreator(desc);
+  ASSERT_NE(creator, nullptr);
+  kernel::LiteKernel *kernel =
+    creator(inputs_tensor, outputs_tensor, reinterpret_cast<OpParameter *>(&op_param), ctx, desc);
+  ASSERT_NE(kernel, nullptr);
+  auto output_tensor_shape = output0_tensor->shape();
+  ASSERT_EQ(output_tensor_shape, output_shape);
+  kernel->Run();
+
+  std::vector<int8_t> except_result = {0, 1, 1, 2, 3, 3, 3, 4, 5, 5, 5, 6};
+  PrintData("output data", output, output_size);
+  PrintData("output data shape", output_tensor_shape.data(), output_tensor_shape.size());
+  CompareOutputData(output, except_result.data(), output_size, 0.000001);
+
+  input_tensor1->SetData(nullptr);
+  output0_tensor->SetData(nullptr);
+  delete input_tensor1;
+  delete output0_tensor;
+  delete ctx;
+}
+
+TEST_F(TestArithmeticSelfInt8, round_quant0_thread2) {
+  std::vector<int8_t> input1 = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12};
+  std::vector<int> shape1 = {2, 3, 2};
+  std::vector<int8_t *> input(1, nullptr);
+  input[0] = input1.data();
+
+  const int output_size = 12;
+  int8_t output[12];
+  std::vector<int> output_shape = {2, 3, 2};
+  lite::tensor::QuantArg input_quant_arg;
+  input_quant_arg.scale = 1.0;
+  input_quant_arg.zeroPoint = 0;
+  lite::tensor::QuantArg output_quant_arg;
+  output_quant_arg.scale = 1.0;
+  output_quant_arg.zeroPoint = 0;
+
+  TypeId tid_int8 = kNumberTypeInt8;
+  lite::tensor::Tensor *input_tensor1 = new lite::tensor::Tensor;
+  input_tensor1->SetData(input1.data());
+  input_tensor1->set_shape(shape1);
+  input_tensor1->AddQuantParam(input_quant_arg);
+  input_tensor1->set_data_type(tid_int8);
+  std::vector<lite::tensor::Tensor *> inputs_tensor(1);
+  inputs_tensor[0] = input_tensor1;
+
+  lite::tensor::Tensor *output0_tensor = new lite::tensor::Tensor;
+  output0_tensor->SetData(output);
+  output0_tensor->set_shape(output_shape);
+  output0_tensor->AddQuantParam(output_quant_arg);
+  output0_tensor->set_data_type(tid_int8);
+  std::vector<lite::tensor::Tensor *> outputs_tensor(1);
+  outputs_tensor[0] = output0_tensor;
+
+  ArithmeticSelfParameter op_param;
+  op_param.op_parameter_.type_ = schema::PrimitiveType_Round;
+  lite::Context *ctx = new lite::Context;
+  ctx->threadNum = 2;
+  kernel::KernelKey desc = {kernel::KERNEL_ARCH::kCPU, kNumberTypeInt8, schema::PrimitiveType_Floor};
+  auto creator = lite::KernelRegistry::GetInstance()->GetCreator(desc);
+  ASSERT_NE(creator, nullptr);
+  kernel::LiteKernel *kernel =
+    creator(inputs_tensor, outputs_tensor, reinterpret_cast<OpParameter *>(&op_param), ctx, desc);
+  ASSERT_NE(kernel, nullptr);
+  auto output_tensor_shape = output0_tensor->shape();
+  ASSERT_EQ(output_tensor_shape, output_shape);
+  kernel->Run();
+
+  std::vector<int8_t> except_result = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12};
+  PrintData("output data", output, output_size);
+  PrintData("output data shape", output_tensor_shape.data(), output_tensor_shape.size());
+  CompareOutputData(output, except_result.data(), output_size, 0.000001);
+
+  input_tensor1->SetData(nullptr);
+  output0_tensor->SetData(nullptr);
+  delete input_tensor1;
+  delete output0_tensor;
+  delete ctx;
+}
+
+TEST_F(TestArithmeticSelfInt8, round_quant1_thread2) {
+  std::vector<int8_t> input1 = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12};
+  std::vector<int> shape1 = {2, 3, 2};
+  std::vector<int8_t *> input(1, nullptr);
+  input[0] = input1.data();
+
+  const int output_size = 12;
+  int8_t output[12];
+  std::vector<int> output_shape = {2, 3, 2};
+  lite::tensor::QuantArg input_quant_arg;
+  input_quant_arg.scale = 0.8;
+  input_quant_arg.zeroPoint = 0;
+  lite::tensor::QuantArg output_quant_arg;
+  output_quant_arg.scale = 1.5;
+  output_quant_arg.zeroPoint = 0;
+
+  TypeId tid_int8 = kNumberTypeInt8;
+  lite::tensor::Tensor *input_tensor1 = new lite::tensor::Tensor;
+  input_tensor1->SetData(input1.data());
+  input_tensor1->set_shape(shape1);
+  input_tensor1->AddQuantParam(input_quant_arg);
+  input_tensor1->set_data_type(tid_int8);
+  std::vector<lite::tensor::Tensor *> inputs_tensor(1);
+  inputs_tensor[0] = input_tensor1;
+
+  lite::tensor::Tensor *output0_tensor = new lite::tensor::Tensor;
+  output0_tensor->SetData(output);
+  output0_tensor->set_shape(output_shape);
+  output0_tensor->AddQuantParam(output_quant_arg);
+  output0_tensor->set_data_type(tid_int8);
+  std::vector<lite::tensor::Tensor *> outputs_tensor(1);
+  outputs_tensor[0] = output0_tensor;
+
+  ArithmeticSelfParameter op_param;
+  op_param.op_parameter_.type_ = schema::PrimitiveType_Round;
+  lite::Context *ctx = new lite::Context;
+  ctx->threadNum = 2;
+  kernel::KernelKey desc = {kernel::KERNEL_ARCH::kCPU, kNumberTypeInt8, schema::PrimitiveType_Floor};
+  auto creator = lite::KernelRegistry::GetInstance()->GetCreator(desc);
+  ASSERT_NE(creator, nullptr);
+  kernel::LiteKernel *kernel =
+    creator(inputs_tensor, outputs_tensor, reinterpret_cast<OpParameter *>(&op_param), ctx, desc);
+  ASSERT_NE(kernel, nullptr);
+  auto output_tensor_shape = output0_tensor->shape();
+  ASSERT_EQ(output_tensor_shape, output_shape);
+  kernel->Run();
+
+  std::vector<int8_t> except_result = {1, 1, 1, 2, 3, 3, 4, 4, 5, 5, 6, 7};
+  PrintData("output data", output, output_size);
+  PrintData("output data shape", output_tensor_shape.data(), output_tensor_shape.size());
+  CompareOutputData(output, except_result.data(), output_size, 0.000001);
+
+  input_tensor1->SetData(nullptr);
+  output0_tensor->SetData(nullptr);
+  delete input_tensor1;
+  delete output0_tensor;
+  delete ctx;
+}
+
+TEST_F(TestArithmeticSelfInt8, ceil_quant0_thread2) {
+  std::vector<int8_t> input1 = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12};
+  std::vector<int> shape1 = {2, 3, 2};
+  std::vector<int8_t *> input(1, nullptr);
+  input[0] = input1.data();
+
+  const int output_size = 12;
+  int8_t output[12];
+  std::vector<int> output_shape = {2, 3, 2};
+  lite::tensor::QuantArg input_quant_arg;
+  input_quant_arg.scale = 1.0;
+  input_quant_arg.zeroPoint = 0;
+  lite::tensor::QuantArg output_quant_arg;
+  output_quant_arg.scale = 1.0;
+  output_quant_arg.zeroPoint = 0;
+
+  TypeId tid_int8 = kNumberTypeInt8;
+  lite::tensor::Tensor *input_tensor1 = new lite::tensor::Tensor;
+  input_tensor1->SetData(input1.data());
+  input_tensor1->set_shape(shape1);
+  input_tensor1->AddQuantParam(input_quant_arg);
+  input_tensor1->set_data_type(tid_int8);
+  std::vector<lite::tensor::Tensor *> inputs_tensor(1);
+  inputs_tensor[0] = input_tensor1;
+
+  lite::tensor::Tensor *output0_tensor = new lite::tensor::Tensor;
+  output0_tensor->SetData(output);
+  output0_tensor->set_shape(output_shape);
+  output0_tensor->AddQuantParam(output_quant_arg);
+  output0_tensor->set_data_type(tid_int8);
+  std::vector<lite::tensor::Tensor *> outputs_tensor(1);
+  outputs_tensor[0] = output0_tensor;
+
+  ArithmeticSelfParameter op_param;
+  op_param.op_parameter_.type_ = schema::PrimitiveType_Ceil;
+  lite::Context *ctx = new lite::Context;
+  ctx->threadNum = 2;
+  kernel::KernelKey desc = {kernel::KERNEL_ARCH::kCPU, kNumberTypeInt8, schema::PrimitiveType_Floor};
+  auto creator = lite::KernelRegistry::GetInstance()->GetCreator(desc);
+  ASSERT_NE(creator, nullptr);
+  kernel::LiteKernel *kernel =
+    creator(inputs_tensor, outputs_tensor, reinterpret_cast<OpParameter *>(&op_param), ctx, desc);
+  ASSERT_NE(kernel, nullptr);
+  auto output_tensor_shape = output0_tensor->shape();
+  ASSERT_EQ(output_tensor_shape, output_shape);
+  kernel->Run();
+
+  std::vector<int8_t> except_result = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12};
+  PrintData("output data", output, output_size);
+  PrintData("output data shape", output_tensor_shape.data(), output_tensor_shape.size());
+  CompareOutputData(output, except_result.data(), output_size, 0.000001);
+
+  input_tensor1->SetData(nullptr);
+  output0_tensor->SetData(nullptr);
+  delete input_tensor1;
+  delete output0_tensor;
+  delete ctx;
+}
+
+TEST_F(TestArithmeticSelfInt8, ceil_quant1_thread2) {
+  std::vector<int8_t> input1 = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12};
+  std::vector<int> shape1 = {2, 3, 2};
+  std::vector<int8_t *> input(1, nullptr);
+  input[0] = input1.data();
+
+  const int output_size = 12;
+  int8_t output[12];
+  std::vector<int> output_shape = {2, 3, 2};
+  lite::tensor::QuantArg input_quant_arg;
+  input_quant_arg.scale = 0.8;
+  input_quant_arg.zeroPoint = 0;
+  lite::tensor::QuantArg output_quant_arg;
+  output_quant_arg.scale = 1.5;
+  output_quant_arg.zeroPoint = 0;
+
+  TypeId tid_int8 = kNumberTypeInt8;
+  lite::tensor::Tensor *input_tensor1 = new lite::tensor::Tensor;
+  input_tensor1->SetData(input1.data());
+  input_tensor1->set_shape(shape1);
+  input_tensor1->AddQuantParam(input_quant_arg);
+  input_tensor1->set_data_type(tid_int8);
+  std::vector<lite::tensor::Tensor *> inputs_tensor(1);
+  inputs_tensor[0] = input_tensor1;
+
+  lite::tensor::Tensor *output0_tensor = new lite::tensor::Tensor;
+  output0_tensor->SetData(output);
+  output0_tensor->set_shape(output_shape);
+  output0_tensor->AddQuantParam(output_quant_arg);
+  output0_tensor->set_data_type(tid_int8);
+  std::vector<lite::tensor::Tensor *> outputs_tensor(1);
+  outputs_tensor[0] = output0_tensor;
+
+  ArithmeticSelfParameter op_param;
+  op_param.op_parameter_.type_ = schema::PrimitiveType_Ceil;
+  lite::Context *ctx = new lite::Context;
+  ctx->threadNum = 2;
+  kernel::KernelKey desc = {kernel::KERNEL_ARCH::kCPU, kNumberTypeInt8, schema::PrimitiveType_Floor};
+  auto creator = lite::KernelRegistry::GetInstance()->GetCreator(desc);
+  ASSERT_NE(creator, nullptr);
+  kernel::LiteKernel *kernel =
+    creator(inputs_tensor, outputs_tensor, reinterpret_cast<OpParameter *>(&op_param), ctx, desc);
+  ASSERT_NE(kernel, nullptr);
+  auto output_tensor_shape = output0_tensor->shape();
+  ASSERT_EQ(output_tensor_shape, output_shape);
+  kernel->Run();
+
+  std::vector<int8_t> except_result = {1, 1, 2, 3, 3, 3, 4, 5, 5, 5, 6, 7};
+  PrintData("output data", output, output_size);
+  PrintData("output data shape", output_tensor_shape.data(), output_tensor_shape.size());
+  CompareOutputData(output, except_result.data(), output_size, 0.000001);
+
+  input_tensor1->SetData(nullptr);
+  output0_tensor->SetData(nullptr);
+  delete input_tensor1;
+  delete output0_tensor;
+  delete ctx;
+}
+
+}  // namespace mindspore