diff --git a/paddlespeech/server/README.md b/paddlespeech/server/README.md
index 4ce9605d6..819fe440d 100644
--- a/paddlespeech/server/README.md
+++ b/paddlespeech/server/README.md
@@ -10,7 +10,7 @@
  paddlespeech_server help
  ```
  ### Start the server
- First set the service-related configuration parameters, similar to `./conf/application.yaml`,
+ First set the service-related configuration parameters, similar to `./conf/application.yaml`. Set `engine_list`, which represents the speech tasks included in the service to be started
  Then start the service:
  ```bash
  paddlespeech_server start --config_file ./conf/application.yaml
@@ -23,7 +23,7 @@
  ```
  ### Access speech recognition services 
  ```
- paddlespeech_client asr --server_ip 127.0.0.1 --port 8090 --input ./tests/16_audio.wav
+ paddlespeech_client asr --server_ip 127.0.0.1 --port 8090 --input input_16k.wav
  ```
  
  ### Access text to speech services
@@ -31,3 +31,7 @@
  paddlespeech_client tts --server_ip 127.0.0.1 --port 8090 --input "你好，欢迎使用百度飞桨深度学习框架！" --output output.wav
  ```
  
+ ### Access audio classification services
+ ```bash
+ paddlespeech_client cls --server_ip 127.0.0.1 --port 8090 --input input.wav
+ ```
diff --git a/paddlespeech/server/README_cn.md b/paddlespeech/server/README_cn.md
index 2dfd9474b..c0a4a7336 100644
--- a/paddlespeech/server/README_cn.md
+++ b/paddlespeech/server/README_cn.md
@@ -10,7 +10,7 @@
  paddlespeech_server help
  ```
  ### 启动服务
- 首先设置服务相关配置文件，类似于 `./conf/application.yaml`，同时设置服务配置中的语音任务模型相关配置，类似于 `./conf/tts/tts.yaml`。
+ 首先设置服务相关配置文件，类似于 `./conf/application.yaml`，设置 `engine_list`，该值表示即将启动的服务中包含的语音任务。
  然后启动服务：
  ```bash
  paddlespeech_server start --config_file ./conf/application.yaml
@@ -30,3 +30,8 @@
  ```bash
  paddlespeech_client tts --server_ip 127.0.0.1 --port 8090 --input "你好，欢迎使用百度飞桨深度学习框架！" --output output.wav
  ```
+
+ ### 访问音频分类服务
+ ```bash
+ paddlespeech_client cls --server_ip 127.0.0.1 --port 8090 --input input.wav
+ ```