diff --git a/test_time_r.py b/test_time_r.py
index 3ca65f1..4e1d949 100644
--- a/test_time_r.py
+++ b/test_time_r.py
@@ -2,34 +2,31 @@ import rtc_plugins
 import time
 import numpy as np
 
-srcUserId = "destUser1"
-destUserId = "srcUser1"
+srcUserId = "srcUser1"
+destUserId = "destUser1"
 
-srcDisplayName = "destDisplayName1"
-destDisplayName = "srcDisplayName1"
-srcRoomId = "destRoom1"
-destRoomId = "srcRoomId1"
-srcChannelIndex = 43
-destChannelIndex = 42
-
-send_time = 0
-total_time = 0
-total_cnt = 0
-def my_callback(npData, dataCount, sampleRate, numChannels, channelIndex):
-    global destChannelIndex
+srcDisplayName = "srcDisplayName1"
+destDisplayName = "destDisplayName1"
+srcRoomId = "srcRoom1"
+destRoomId = "destRoomId1"
+srcChannelIndex = 42
+destChannelIndex = 43
+def my_callback(npData, dataSize, dataCount, sampleRate, numChannels, channelIndex):
+    print(f"dataSize:{dataSize}, dataCount:{dataCount}, sampleRate:{sampleRate}, numChannels:{numChannels}, channelIndex:{channelIndex}")
     audioData = np.array([0, 1, -1, 0], dtype=np.int16)
-    ret = rtc_plugins.sendCustomAudioData(destChannelIndex, audioData, 48000, 1, len(audioData))
-
-
-ret = rtc_plugins.init(srcUserId, srcDisplayName, srcRoomId, my_callback)
+    ret = rtc_plugins.sendCustomAudioData(srcChannelIndex, audioData, 48000, 1, len(audioData))
+ret = rtc_plugins.init(destUserId, destDisplayName, destRoomId, my_callback)
 if ret != 0:
     print(f"init fail, ret:{ret}")
     exit(1)
-ret = rtc_plugins.initSend(destRoomId, destChannelIndex)
-if ret != 0:
-    print(f"initSend fail, ret:{ret}")
-    exit(1)
-ret = rtc_plugins.initRecv(srcRoomId, destUserId, srcChannelIndex)
+ret = rtc_plugins.initRecv(destRoomId, srcUserId, destChannelIndex)
 if ret != 0:
     print(f"initRecv fail, ret:{ret}")
     exit(1)
+ret = rtc_plugins.initSend(srcRoomId, srcChannelIndex)
+if ret != 0:
+    print(f"initSend fail, ret:{ret}")
+    exit(1)
+
+while True:
+    time.sleep(3)
diff --git a/test_time_s.py b/test_time_s.py
index 8a7e8af..7cb43d7 100644
--- a/test_time_s.py
+++ b/test_time_s.py
@@ -11,18 +11,8 @@ srcRoomId = "srcRoom1"
 destRoomId = "destRoomId1"
 srcChannelIndex = 42
 destChannelIndex = 43
-
-send_time = 0
-total_time = 0
-total_cnt = 0
 def my_callback(npData, dataCount, sampleRate, numChannels, channelIndex):
-    global total_time, total_cnt
-    recv_time = time.time()
-    total_time = total_time + (recv_time - send_time)
-    total_cnt = total_cnt + 1
     print(f"dataCount:{dataCount}, sampleRate:{sampleRate}, numChannels:{numChannels}, channelIndex:{channelIndex}")
-
-
 ret = rtc_plugins.init(srcUserId, srcDisplayName, srcRoomId, my_callback)
 if ret != 0:
     print(f"init fail, ret:{ret}")
@@ -31,18 +21,13 @@ ret = rtc_plugins.initSend(destRoomId, destChannelIndex)
 if ret != 0:
     print(f"initSend fail, ret:{ret}")
     exit(1)
-ret = rtc_plugins.initRecv(srcRoomId, destUserId, srcChannelIndex)
+ret = rtc_plugins.initRecv(srcRoomId, srcUserId, srcChannelIndex)
 if ret != 0:
     print(f"initRecv fail, ret:{ret}")
     exit(1)
-
 audioData = np.array([0, 1, -1, 0], dtype=np.int16)
 for i in range(100):
-    send_time = time.time()
     ret = rtc_plugins.sendCustomAudioData(destChannelIndex, audioData, 48000, 1, len(audioData))
     if ret != 0:
         print(f"send fail, ret:{ret}")
     time.sleep(3)
-
-print(f"total_time:{total_time}, total_cnt:{total_cnt}")
-print(total_time/total_cnt)
\ No newline at end of file