diff --git a/demos/audio_searching/README.md b/demos/audio_searching/README.md
index 87a1956b..e829d991 100644
--- a/demos/audio_searching/README.md
+++ b/demos/audio_searching/README.md
@@ -167,8 +167,8 @@ Then to start the system server, and it provides HTTP backend services.
     [2022-03-26 22:54:08,633] [    INFO] - embedding size: (192,)
     Extracting feature from audio No. 2 , 20 audios in total
     ...
-    2022-03-26 22:54:15,892 ｜ INFO ｜ main.py ｜ load_audios ｜ 85 ｜ Successfully loaded data, total count: 20
-    2022-03-26 22:54:15,908 ｜ INFO ｜ main.py ｜ count_audio ｜ 148 ｜ Successfully count the number of data!
+    2022-03-26 22:54:15,892 ｜ INFO ｜ audio_search.py ｜ load_audios ｜ 85 ｜ Successfully loaded data, total count: 20
+    2022-03-26 22:54:15,908 ｜ INFO ｜ audio_search.py ｜ count_audio ｜ 148 ｜ Successfully count the number of data!
     [2022-03-26 22:54:15,916] [    INFO] - checking the aduio file format......
     [2022-03-26 22:54:15,916] [    INFO] - The sample rate is 16000
     [2022-03-26 22:54:15,916] [    INFO] - The audio file format is right
@@ -183,12 +183,12 @@ Then to start the system server, and it provides HTTP backend services.
     [2022-03-26 22:54:15,924] [    INFO] - feats shape:[1, 80, 53], lengths shape: [1]
     [2022-03-26 22:54:16,051] [    INFO] - embedding size: (192,)
     ...
-    2022-03-26 22:54:16,086 ｜ INFO ｜ main.py ｜ search_local_audio ｜ 132 ｜ search result http://testserver/data?audio_path=./example_audio/test.wav, score 100.0
-    2022-03-26 22:54:16,087 ｜ INFO ｜ main.py ｜ search_local_audio ｜ 132 ｜ search result http://testserver/data?audio_path=./example_audio/knife_chopping.wav, score 29.182177782058716
-    2022-03-26 22:54:16,087 ｜ INFO ｜ main.py ｜ search_local_audio ｜ 132 ｜ search result http://testserver/data?audio_path=./example_audio/knife_cut_into_body.wav, score 22.73637056350708
+    2022-03-26 22:54:16,086 ｜ INFO ｜ audio_search.py ｜ search_local_audio ｜ 132 ｜ search result http://testserver/data?audio_path=./example_audio/test.wav, score 100.0
+    2022-03-26 22:54:16,087 ｜ INFO ｜ audio_search.py ｜ search_local_audio ｜ 132 ｜ search result http://testserver/data?audio_path=./example_audio/knife_chopping.wav, score 29.182177782058716
+    2022-03-26 22:54:16,087 ｜ INFO ｜ audio_search.py ｜ search_local_audio ｜ 132 ｜ search result http://testserver/data?audio_path=./example_audio/knife_cut_into_body.wav, score 22.73637056350708
     ...
-    2022-03-26 22:54:16,088 ｜ INFO ｜ main.py ｜ search_local_audio ｜ 136 ｜ Successfully searched similar audio!
-    2022-03-26 22:54:17,164 ｜ INFO ｜ main.py ｜ drop_tables ｜ 160 ｜ Successfully drop tables in Milvus and MySQL!
+    2022-03-26 22:54:16,088 ｜ INFO ｜ audio_search.py ｜ search_local_audio ｜ 136 ｜ Successfully searched similar audio!
+    2022-03-26 22:54:17,164 ｜ INFO ｜ audio_search.py ｜ drop_tables ｜ 160 ｜ Successfully drop tables in Milvus and MySQL!
     ```
 - GUI test (Optional)
   
diff --git a/demos/audio_searching/README_cn.md b/demos/audio_searching/README_cn.md
index a93dbdc1..c13742af 100644
--- a/demos/audio_searching/README_cn.md
+++ b/demos/audio_searching/README_cn.md
@@ -169,8 +169,8 @@ ffce340b3790  minio/minio:RELEASE.2020-12-03T00-03-10Z  "/usr/bin/docker-ent…"
     [2022-03-26 22:54:08,633] [    INFO] - embedding size: (192,)
     Extracting feature from audio No. 2 , 20 audios in total
     ...
-    2022-03-26 22:54:15,892 ｜ INFO ｜ main.py ｜ load_audios ｜ 85 ｜ Successfully loaded data, total count: 20
-    2022-03-26 22:54:15,908 ｜ INFO ｜ main.py ｜ count_audio ｜ 148 ｜ Successfully count the number of data!
+    2022-03-26 22:54:15,892 ｜ INFO ｜ audio_search.py ｜ load_audios ｜ 85 ｜ Successfully loaded data, total count: 20
+    2022-03-26 22:54:15,908 ｜ INFO ｜ audio_search.py ｜ count_audio ｜ 148 ｜ Successfully count the number of data!
     [2022-03-26 22:54:15,916] [    INFO] - checking the aduio file format......
     [2022-03-26 22:54:15,916] [    INFO] - The sample rate is 16000
     [2022-03-26 22:54:15,916] [    INFO] - The audio file format is right
@@ -185,12 +185,12 @@ ffce340b3790  minio/minio:RELEASE.2020-12-03T00-03-10Z  "/usr/bin/docker-ent…"
     [2022-03-26 22:54:15,924] [    INFO] - feats shape:[1, 80, 53], lengths shape: [1]
     [2022-03-26 22:54:16,051] [    INFO] - embedding size: (192,)
     ...
-    2022-03-26 22:54:16,086 ｜ INFO ｜ main.py ｜ search_local_audio ｜ 132 ｜ search result http://testserver/data?audio_path=./example_audio/test.wav, score 100.0
-    2022-03-26 22:54:16,087 ｜ INFO ｜ main.py ｜ search_local_audio ｜ 132 ｜ search result http://testserver/data?audio_path=./example_audio/knife_chopping.wav, score 29.182177782058716
-    2022-03-26 22:54:16,087 ｜ INFO ｜ main.py ｜ search_local_audio ｜ 132 ｜ search result http://testserver/data?audio_path=./example_audio/knife_cut_into_body.wav, score 22.73637056350708
+    2022-03-26 22:54:16,086 ｜ INFO ｜ audio_search.py ｜ search_local_audio ｜ 132 ｜ search result http://testserver/data?audio_path=./example_audio/test.wav, score 100.0
+    2022-03-26 22:54:16,087 ｜ INFO ｜ audio_search.py ｜ search_local_audio ｜ 132 ｜ search result http://testserver/data?audio_path=./example_audio/knife_chopping.wav, score 29.182177782058716
+    2022-03-26 22:54:16,087 ｜ INFO ｜ audio_search.py ｜ search_local_audio ｜ 132 ｜ search result http://testserver/data?audio_path=./example_audio/knife_cut_into_body.wav, score 22.73637056350708
     ...
-    2022-03-26 22:54:16,088 ｜ INFO ｜ main.py ｜ search_local_audio ｜ 136 ｜ Successfully searched similar audio!
-    2022-03-26 22:54:17,164 ｜ INFO ｜ main.py ｜ drop_tables ｜ 160 ｜ Successfully drop tables in Milvus and MySQL!
+    2022-03-26 22:54:16,088 ｜ INFO ｜ audio_search.py ｜ search_local_audio ｜ 136 ｜ Successfully searched similar audio!
+    2022-03-26 22:54:17,164 ｜ INFO ｜ audio_search.py ｜ drop_tables ｜ 160 ｜ Successfully drop tables in Milvus and MySQL!
     ```
 
   - 前端测试（可选）
diff --git a/demos/audio_searching/src/test_vpr_search.py b/demos/audio_searching/src/test_vpr_search.py
index 8cc8dc84..298e12eb 100644
--- a/demos/audio_searching/src/test_vpr_search.py
+++ b/demos/audio_searching/src/test_vpr_search.py
@@ -73,7 +73,9 @@ def test_data(spk: str):
     """
     Get the audio file by spk_id in MySQL
     """
-    response = client.get("/vpr/data?spk_id=" + spk)
+    response = client.get(
+        "/vpr/data",
+        json={"spk_id": spk}, )
     assert response.status_code == 200
 
 
@@ -81,7 +83,9 @@ def test_del(spk: str):
     """
     Delete the record in MySQL by spk_id
     """
-    response = client.post("/vpr/del?spk_id=" + spk)
+    response = client.post(
+        "/vpr/del",
+        json={"spk_id": spk}, )
     assert response.status_code == 200
 
 
diff --git a/demos/audio_searching/src/vpr_search.py b/demos/audio_searching/src/vpr_search.py
index 8e702221..94974d0d 100644
--- a/demos/audio_searching/src/vpr_search.py
+++ b/demos/audio_searching/src/vpr_search.py
@@ -17,8 +17,8 @@ import uvicorn
 from config import UPLOAD_PATH
 from fastapi import FastAPI
 from fastapi import File
+from fastapi import Form
 from fastapi import UploadFile
-from logs import LOGGER
 from mysql_helpers import MySQLHelper
 from operations.count import do_count_vpr
 from operations.count import do_get
@@ -31,6 +31,8 @@ from starlette.middleware.cors import CORSMiddleware
 from starlette.requests import Request
 from starlette.responses import FileResponse
 
+from logs import LOGGER
+
 app = FastAPI()
 app.add_middleware(
     CORSMiddleware,
@@ -49,10 +51,12 @@ if not os.path.exists(UPLOAD_PATH):
 
 @app.post('/vpr/enroll')
 async def vpr_enroll(table_name: str=None,
-                     spk_id: str=None,
+                     spk_id: str=Form(...),
                      audio: UploadFile=File(...)):
     # Enroll the uploaded audio with spk-id into MySQL
     try:
+        if not spk_id:
+            return {'status': False, 'msg': "spk_id can not be None"}
         # Save the upload data to server.
         content = await audio.read()
         audio_path = os.path.join(UPLOAD_PATH, audio.filename)
@@ -63,7 +67,7 @@ async def vpr_enroll(table_name: str=None,
         return {'status': True, 'msg': "Successfully enroll data!"}
     except Exception as e:
         LOGGER.error(e)
-        return {'status': False, 'msg': e}, 400
+        return {'status': False, 'msg': e}
 
 
 @app.post('/vpr/enroll/local')
@@ -128,9 +132,12 @@ async def vpr_recog_local(request: Request,
 
 
 @app.post('/vpr/del')
-async def vpr_del(table_name: str=None, spk_id: str=None):
+async def vpr_del(table_name: str=None, spk_id: dict=None):
     # Delete a record by spk_id in MySQL
     try:
+        spk_id = spk_id['spk_id']
+        if not spk_id:
+            return {'status': False, 'msg': "spk_id can not be None"}
         do_delete(table_name, spk_id, MYSQL_CLI)
         LOGGER.info("Successfully delete a record by spk_id in MySQL")
         return {'status': True, 'msg': "Successfully delete data!"}
@@ -156,9 +163,12 @@ async def vpr_list(table_name: str=None):
 @app.get('/vpr/data')
 async def vpr_data(
     table_name: str=None,
-    spk_id: str=None, ):
+    spk_id: dict=None, ):
     # Get the audio file from path by spk_id in MySQL
     try:
+        spk_id = spk_id['spk_id']
+        if not spk_id:
+            return {'status': False, 'msg': "spk_id can not be None"}
         audio_path = do_get(table_name, spk_id, MYSQL_CLI)
         LOGGER.info(f"Successfully get audio path {audio_path}!")
         return FileResponse(audio_path)