diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index 2647371..1a4da3c 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -30,7 +30,7 @@ jobs:
         
     - name: Test with pytest
       run: |
-        pytest
+        ENV=dev pytest
 
     - name: Archive Pytest test report
       uses: actions/upload-artifact@v3
diff --git a/conftest.py b/conftest.py
index 82e3c07..88d0075 100644
--- a/conftest.py
+++ b/conftest.py
@@ -3,22 +3,10 @@
 import json
 import os
 
-# def env_config(request):
-#     environment = request.config.getoption("--environment")
-#     if environment == "dev":
-#         # 在开发环境中执行测试
-#         pass
-#     elif environment == "test":
-#         # 在测试环境中执行测试
-#         pass
-#     elif environment == "prod":
-#         # 在生产环境中执行测试
-#         pass
-
 
 @pytest.fixture(scope="session")
 def env_config(request):
-    # 根据命令行参数选择环境配置文件
+    # get config file from different env
     env = os.getenv('ENV', 'dev')
     with open(f'config/{env}_config.json', 'r') as config_file:
         config = json.load(config_file)
@@ -27,17 +15,17 @@ def env_config(request):
 
 @pytest.fixture(scope="session")
 def env_request_data(request):
-    # 根据命令行参数选择环境request_data文件
+    # get request data file from different env
     env = os.getenv('ENV', 'dev')
-    with open(f'data/{env}_request_test_data.json', 'r') as request_data_file:
+    with open(f'data/{env}_request_data.json', 'r') as request_data_file:
         request_data = json.load(request_data_file)
     return request_data
 
 
 @pytest.fixture (scope="session")
 def env_response_data(request):
-    # 根据命令行参数选择环境response_data文件
+    # get response data file from different env
     env = os.getenv('ENV', 'dev')
-    with open(f'data/{env}_response_test_data.json', 'r') as response_data_file:
+    with open(f'data/{env}_response_data.json', 'r') as response_data_file:
         response_data = json.load(response_data_file)
     return response_data
diff --git a/data/dev_request_test_data.json b/data/dev_request_data.json
similarity index 100%
rename from data/dev_request_test_data.json
rename to data/dev_request_data.json
diff --git a/data/dev_response_test_data.json b/data/dev_response_data.json
similarity index 95%
rename from data/dev_response_test_data.json
rename to data/dev_response_data.json
index 2de9c28..38d7f8b 100644
--- a/data/dev_response_test_data.json
+++ b/data/dev_response_data.json
@@ -8,7 +8,7 @@
     "postAPI":{
       "title": "foo",
       "body": "bar",
-      "userId": 1,
+      "userId": "1",
       "id": 101
     }
 }
\ No newline at end of file
diff --git a/data/prod_request_test_data.json b/data/prod_request_data.json
similarity index 100%
rename from data/prod_request_test_data.json
rename to data/prod_request_data.json
diff --git a/data/prod_response_test_data.json b/data/prod_response_data.json
similarity index 95%
rename from data/prod_response_test_data.json
rename to data/prod_response_data.json
index 2de9c28..38d7f8b 100644
--- a/data/prod_response_test_data.json
+++ b/data/prod_response_data.json
@@ -8,7 +8,7 @@
     "postAPI":{
       "title": "foo",
       "body": "bar",
-      "userId": 1,
+      "userId": "1",
       "id": 101
     }
 }
\ No newline at end of file
diff --git a/test_case/test_demo_data_driving.py b/test_case/test_demo_data_driving.py
index 6a55161..b3bd362 100644
--- a/test_case/test_demo_data_driving.py
+++ b/test_case/test_demo_data_driving.py
@@ -14,9 +14,9 @@
     response_data = json.load(json_file)
 
 
-class TestPytestDemo:
+class TestPytestDataDrivingDemo:
 
-    def test_get_demo(self):
+    def test_get_demo_data_driving(self):
         host = config.get("host")
         get_api = config.get("getAPI")
         get_api_response_data = response_data.get("getAPI")
@@ -26,7 +26,7 @@ def test_get_demo(self):
         assert response.status_code == 200
         assert response.json() == get_api_response_data
 
-    def test_post_demo(self):
+    def test_post_demo_data_driving(self):
         host = config.get("host")
         post_api = config.get("postAPI")
         post_api_request_data = request_data.get("postAPI")
diff --git a/test_case/test_demo_multi_environment.py b/test_case/test_demo_multi_environment.py
new file mode 100644
index 0000000..ae57728
--- /dev/null
+++ b/test_case/test_demo_multi_environment.py
@@ -0,0 +1,26 @@
+import requests
+import json
+
+
+class TestPytestMultiEnvDemo:
+
+    def test_get_demo_multi_env(self, env_config, env_request_data, env_response_data):
+        host = env_config["host"]
+        get_api = env_config["getAPI"]
+        get_api_response_data = env_response_data["getAPI"]
+        # send request
+        response = requests.get(host+get_api)
+        # assert
+        assert response.status_code == 200
+        assert response.json() == get_api_response_data
+
+    def test_post_demo_multi_env(self, env_config, env_request_data, env_response_data):
+        host = env_config["host"]
+        post_api = env_config["postAPI"]
+        post_api_request_data = env_request_data["postAPI"]
+        post_api_response_data = env_response_data["postAPI"]
+        # send request
+        response = requests.post(host + post_api, post_api_request_data)
+        # assert
+        assert response.status_code == 201
+        assert response.json() == post_api_response_data