diff --git a/README.md b/README.md
index 23dfb2d0..681de048 100644
--- a/README.md
+++ b/README.md
@@ -152,3 +152,6 @@ This software is free to use under the Apache License [Apache license](https://g
 - DataX开源用户交流群5
     - <img src="https://github.com/alibaba/DataX/blob/master/images/DataX%E5%BC%80%E6%BA%90%E7%94%A8%E6%88%B7%E4%BA%A4%E6%B5%81%E7%BE%A45.jpg" width="20%" height="20%">
 
+- DataX开源用户交流群6 
+    - <img src="https://user-images.githubusercontent.com/1905000/124073771-139cbd00-da75-11eb-9a3f-598cba145a76.png" width="20%" height="20%">
+
diff --git a/oceanbasev10writer/src/main/java/com/alibaba/datax/plugin/writer/oceanbasev10writer/task/InsertTask.java b/oceanbasev10writer/src/main/java/com/alibaba/datax/plugin/writer/oceanbasev10writer/task/InsertTask.java
index 522d91a5..968908ca 100644
--- a/oceanbasev10writer/src/main/java/com/alibaba/datax/plugin/writer/oceanbasev10writer/task/InsertTask.java
+++ b/oceanbasev10writer/src/main/java/com/alibaba/datax/plugin/writer/oceanbasev10writer/task/InsertTask.java
@@ -65,6 +65,7 @@ public class InsertTask implements Runnable {
 		this.writeRecordSql = writeRecordSql;
 		this.isStop = false;
 		this.deleteMeta = deleteMeta;
+		connHolder.initConnection();
 	}
 	
 	void setWriterTask(ConcurrentTableWriterTask writerTask) {
@@ -151,7 +152,6 @@ public class InsertTask implements Runnable {
 
 	public void doMultiInsert(final List<Record> buffer, final boolean printCost, final long restrict) {
 		checkMemstore();
-		connHolder.initConnection();
 		Connection conn = connHolder.getConn();
 		boolean success = false;
 		long cost = 0;
@@ -165,7 +165,6 @@ public class InsertTask implements Runnable {
 					} catch (InterruptedException e) {
 						LOG.info("thread interrupted ..., ignore");
 					}
-					connHolder.initConnection();
 					conn = connHolder.getConn();
 					LOG.info("retry {}, start do batch insert, size={}", i, buffer.size());
 					checkMemstore();
diff --git a/odpsreader/src/main/java/com/alibaba/datax/plugin/reader/odpsreader/util/DESCipher.java b/odpsreader/src/main/java/com/alibaba/datax/plugin/reader/odpsreader/util/DESCipher.java
index dad82d50..82e97191 100644
--- a/odpsreader/src/main/java/com/alibaba/datax/plugin/reader/odpsreader/util/DESCipher.java
+++ b/odpsreader/src/main/java/com/alibaba/datax/plugin/reader/odpsreader/util/DESCipher.java
@@ -40,7 +40,7 @@ public class DESCipher {
 	 * 　　
 	 */
 
-	public static final String KEY = "u4Gqu4Z8";
+	public static final String KEY = "DESDES";
 
 	private final static String DES = "DES";
 
diff --git a/odpswriter/src/main/java/com/alibaba/datax/plugin/writer/odpswriter/util/DESCipher.java b/odpswriter/src/main/java/com/alibaba/datax/plugin/writer/odpswriter/util/DESCipher.java
index bf7f5a88..4afead52 100755
--- a/odpswriter/src/main/java/com/alibaba/datax/plugin/writer/odpswriter/util/DESCipher.java
+++ b/odpswriter/src/main/java/com/alibaba/datax/plugin/writer/odpswriter/util/DESCipher.java
@@ -40,7 +40,7 @@ public class DESCipher {
 	 * 　　
 	 */
 
-	public static final String KEY = "u4Gqu4Z8";
+	public static final String KEY = "DESDES";
 
 	private final static String DES = "DES";