diff --git a/docs-examples/csharp/AsyncQueryExample.cs b/docs-examples/csharp/AsyncQueryExample.cs
index fe30d21efe82e8d1dc414bd4723227ca93bc944f..3dabbebd1630a207af2e1b1b11cc4ba15bdd94a9 100644
--- a/docs-examples/csharp/AsyncQueryExample.cs
+++ b/docs-examples/csharp/AsyncQueryExample.cs
@@ -224,15 +224,15 @@ namespace TDengineExample
 }
 
 //output:
-//Connect to TDengine success
-//8 rows async retrieved
-
-//1538548685000   |       10.3    |       219     |       0.31    |       beijing.chaoyang        |       2       |
-//1538548695000   |       12.6    |       218     |       0.33    |       beijing.chaoyang        |       2       |
-//1538548696800   |       12.3    |       221     |       0.31    |       beijing.chaoyang        |       2       |
-//1538548696650   |       10.3    |       218     |       0.25    |       beijing.chaoyang        |       3       |
-//1538548685500   |       11.8    |       221     |       0.28    |       beijing.haidian         |       2       |
-//1538548696600   |       13.4    |       223     |       0.29    |       beijing.haidian         |       2       |
-//1538548685000   |       10.8    |       223     |       0.29    |       beijing.haidian         |       3       |
-//1538548686500   |       11.5    |       221     |       0.35    |       beijing.haidian         |       3       |
-//async retrieve complete.
\ No newline at end of file
+// Connect to TDengine success
+// 8 rows async retrieved
+
+// 1538548685500   |       11.8    |       221     |       0.28    |       california.losangeles   |       2       |
+// 1538548696600   |       13.4    |       223     |       0.29    |       california.losangeles   |       2       |
+// 1538548685000   |       10.8    |       223     |       0.29    |       california.losangeles   |       3       |
+// 1538548686500   |       11.5    |       221     |       0.35    |       california.losangeles   |       3       |
+// 1538548685000   |       10.3    |       219     |       0.31    |       california.sanfrancisco         |       2       |
+// 1538548695000   |       12.6    |       218     |       0.33    |       california.sanfrancisco         |       2       |
+// 1538548696800   |       12.3    |       221     |       0.31    |       california.sanfrancisco         |       2       |
+// 1538548696650   |       10.3    |       218     |       0.25    |       california.sanfrancisco         |       3       |
+// async retrieve complete.
\ No newline at end of file