diff --git a/tools/deploy/mysql_test/test_suite/px/t/default_open_px.test b/tools/deploy/mysql_test/test_suite/px/t/default_open_px.test
index c3a2f25b89..b9de387e9f 100644
--- a/tools/deploy/mysql_test/test_suite/px/t/default_open_px.test
+++ b/tools/deploy/mysql_test/test_suite/px/t/default_open_px.test
@@ -1,7 +1,7 @@
 --disable_query_log
 set @@session.explicit_defaults_for_timestamp=off;
 --enable_query_log
-#owner: mingdou.tmd
+#owner: dachuan.sdc
 #owner group: sql3
 # tags: optimizer
 
diff --git a/tools/deploy/mysql_test/test_suite/px/t/join_mj.test b/tools/deploy/mysql_test/test_suite/px/t/join_mj.test
index 8ff74a7b55..e9a3213278 100644
--- a/tools/deploy/mysql_test/test_suite/px/t/join_mj.test
+++ b/tools/deploy/mysql_test/test_suite/px/t/join_mj.test
@@ -1,4 +1,4 @@
-#owner: mingdou.tmd
+#owner: dachuan.sdc
 #owner group: SQL3
 # tags: optimizer
 
diff --git a/tools/deploy/mysql_test/test_suite/px/t/join_nlj.test b/tools/deploy/mysql_test/test_suite/px/t/join_nlj.test
index 8b9309cb9c..8998e83fb9 100644
--- a/tools/deploy/mysql_test/test_suite/px/t/join_nlj.test
+++ b/tools/deploy/mysql_test/test_suite/px/t/join_nlj.test
@@ -1,4 +1,4 @@
-#owner: mingdou.tmd
+#owner: dachuan.sdc
 #owner group: SQL3
 # tags: optimizer
 
diff --git a/tools/deploy/mysql_test/test_suite/px/t/join_pwj.test b/tools/deploy/mysql_test/test_suite/px/t/join_pwj.test
index 0fe106346f..f20822a7f0 100644
--- a/tools/deploy/mysql_test/test_suite/px/t/join_pwj.test
+++ b/tools/deploy/mysql_test/test_suite/px/t/join_pwj.test
@@ -1,4 +1,4 @@
-#owner: mingdou.tmd
+#owner: dachuan.sdc
 #owner group: SQL3
 # tags: optimizer