diff --git a/framework/CMakeLists.txt b/framework/CMakeLists.txt
index 127d59bc439c5bb1d5f320cffd8cab5472d526d5..65b7279de849b2d3da07e86aa0e8c0916915817e 100644
--- a/framework/CMakeLists.txt
+++ b/framework/CMakeLists.txt
@@ -97,5 +97,11 @@ install(DIRECTORY "cybertron"
   PATTERN "*.h"
   )
 
+install(DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/cybertron"
+  DESTINATION "include"
+  FILES_MATCHING
+  PATTERN "*.pb.h"
+  )
+
 enable_testing()
 #add_subdirectory(cybertron/test)
diff --git a/framework/cybertron/cybertron.h b/framework/cybertron/cybertron.h
index 2edb26555ede1b1bbbcc8e466b5000adc1eeff50..747ba28e30deeaa31b7105a6c16d6d1c3c39536d 100644
--- a/framework/cybertron/cybertron.h
+++ b/framework/cybertron/cybertron.h
@@ -27,19 +27,52 @@
 #include "cybertron/time/time.h"
 #include "cybertron/timer/timer.h"
 
-#define LOG_DEBUG ADEBUG
-#define LOG_INFO AINFO
-#define LOG_WARN AWARN
-#define LOG_ERROR AERROR
-
-#define XLOG_ERROR(...) printf(__VA_ARGS__);
-
 namespace apollo {
 namespace cybertron {
 
 std::unique_ptr<Node> CreateNode(const std::string& node_name,
                                  const std::string& name_space = "");
+
+template <typename Function>
+std::unique_ptr<Task<>> CreateTask(const std::string& name, Function&& f,
+                                   const uint8_t num_threads = 1) {
+  if (!OK()) {
+    return nullptr;
+  }
+  std::unique_ptr<Task<>> task(
+      new Task<>(name, std::forward<Function>(f), num_threads));
+  return std::move(task);
+}
+
+template <typename T, typename Function>
+std::unique_ptr<Task<T>> CreateTask(const std::string& name, Function&& f,
+                                    const uint8_t& num_threads = 1) {
+  if (!OK()) {
+    return nullptr;
+  }
+  std::unique_ptr<Task<T>> task(
+      new Task<T>(name, std::forward<Function>(f), num_threads));
+  return std::move(task);
 }
+
+inline static void Yield() {
+  if (croutine::CRoutine::GetCurrentRoutine()) {
+    croutine::CRoutine::Yield();
+  } else {
+    std::this_thread::yield();
+  }
+}
+
+inline static void USleep(useconds_t usec) {
+  auto routine = croutine::CRoutine::GetCurrentRoutine();
+  if (routine == nullptr) {
+    std::this_thread::sleep_for(std::chrono::microseconds{usec});
+  } else {
+    routine->Sleep(usec);
+  }
+}
+
+}  // namespace cybertron
 }  // namespace apollo
 
 #endif  // CYBERTRON_CYBERTRON_H_
diff --git a/framework/examples/user_defined_task.cpp b/framework/examples/user_defined_task.cpp
index 87f550b22e9cfeba2e4c331a27515f659df78b1f..ecfc317f279dfec6eafc064fe3f68725ccd2ef70 100644
--- a/framework/examples/user_defined_task.cpp
+++ b/framework/examples/user_defined_task.cpp
@@ -22,8 +22,8 @@
 
 static const uint8_t num_threads = 3;
 
-using apollo::cybertron::proto::Driver;
 using apollo::cybertron::Task;
+using apollo::cybertron::proto::Driver;
 
 struct Message {
   uint64_t msg_id;
@@ -34,21 +34,24 @@ struct Message {
 void AsyncDataProcessor() {
   for (;;) {
     AERROR << "AsyncDataProcesor is running.";
-    usleep(5000000);
+    apollo::cybertron::USleep(5000000);
   }
 }
 
 void TaskProcessor(const std::shared_ptr<Message>& msg) {
   AERROR << "Task Processor[" << msg->task_id
          << "] is running: " << msg->msg_id;
-  usleep(100000);
+  apollo::cybertron::USleep(100000);
 }
 
 int main(int argc, char* argv[]) {
   // Init
   apollo::cybertron::Init(argv[0]);
-  Task<> task0("async_data_processor", &AsyncDataProcessor);
-  Task<Message> task1("task_processor", &TaskProcessor, num_threads);
+  // Task<> task0("async_data_processor", &AsyncDataProcessor);
+  auto task0 = apollo::cybertron::CreateTask("async_data_processor",
+                                             &AsyncDataProcessor);
+  auto task1 = apollo::cybertron::CreateTask<Message>(
+      "task_processor", &TaskProcessor, num_threads);
 
   // Run
   uint64_t i = 0;
@@ -57,9 +60,11 @@ int main(int argc, char* argv[]) {
       auto msg = std::make_shared<Message>();
       msg->msg_id = i++;
       msg->task_id = j;
-      task1.Execute(msg);
+      task1->Execute(msg);
+      apollo::cybertron::Yield();
+      apollo::cybertron::USleep(10000);
     }
-    task1.Wait();
+    task1->Wait();
   }
   AERROR << "All task are finished.";
   return 0;