diff --git a/README.md b/README.md
index da4917d..6377b0f 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # FabricJavaPool
 **A Connection pool manager for Fabric development**
 
-based on [fabric-sdk-java](https://github.com/hyperledger/fabric-sdk-java)  1.4.6 and JDK8
+based on [fabric-sdk-java](https://github.com/hyperledger/fabric-sdk-java)  1.4.6 , [fabric-gateway-java](https://github.com/hyperledger/fabric-gateway-java) 1.4.3 and JDK8
 following design of JDBC
 Basing common pool and Fabric Java SDK, able with cache support for query with memcache.
 Will provide you a config and a pool object of channel obj base on User.
@@ -15,14 +15,14 @@ So a connection pool basing on user's msp, and try to reuse the connection on ja
 # Sample usage:
 ## Gradle
 ```
-	implementation group: 'com.github.samyuan1990', name:'FabricJavaPool', version: '0.0.2'
+	implementation group: 'com.github.samyuan1990', name:'FabricJavaPool', version: '0.0.3'
 ```
 For SNAPSHOT version
 ```
    repositories {
         maven { url "https://oss.sonatype.org/content/repositories/snapshots/" }
     }
-	implementation group: 'com.github.samyuan1990', name:'FabricJavaPool', version: '0.0.2-SNAPSHOT'
+	implementation group: 'com.github.samyuan1990', name:'FabricJavaPool', version: '0.0.3-SNAPSHOT'
 ```
 
 ## Pool config
@@ -124,10 +124,7 @@ gradle clean build
 # Version
 0.0.1 as basic version
 0.0.2 Add query and invoke support, prop file support.
+0.0.3 Add support for fabric-java-gateway, cache
 
 # To do
-0.0.3
-* Add cache from memcache, cache logic as time duration.
-
-0.0.4
-* Add cache refresh support by new block listener.
\ No newline at end of file
+if there is no more feature request, will update to 1.0.0 release
\ No newline at end of file
diff --git a/src/main/java/com/github/samyuan1990/FabricJavaPool/cache/FabricConnectionImplCacheProxy.java b/src/main/java/com/github/samyuan1990/FabricJavaPool/cache/FabricConnectionImplCacheProxy.java
index fbacdcf..78574ec 100644
--- a/src/main/java/com/github/samyuan1990/FabricJavaPool/cache/FabricConnectionImplCacheProxy.java
+++ b/src/main/java/com/github/samyuan1990/FabricJavaPool/cache/FabricConnectionImplCacheProxy.java
@@ -26,7 +26,7 @@ public Object invoke(Object proxy, Method method, Object[] args) throws Throwabl
             String key = genericKey(userName, channelName, args);
             result = memcachedClient.get(key);
             if (result != null) {
-                System.out.println("hit");
+                //System.out.println("hit");
                 return result;
             }
             result = method.invoke(obj, args);
diff --git a/src/main/java/com/github/samyuan1990/FabricJavaPool/cache/FabricContractConnectImplCacheProxy.java b/src/main/java/com/github/samyuan1990/FabricJavaPool/cache/FabricContractConnectImplCacheProxy.java
index 9f6d4ed..1df7fa9 100644
--- a/src/main/java/com/github/samyuan1990/FabricJavaPool/cache/FabricContractConnectImplCacheProxy.java
+++ b/src/main/java/com/github/samyuan1990/FabricJavaPool/cache/FabricContractConnectImplCacheProxy.java
@@ -68,7 +68,7 @@ public Object invoke(Object proxy, Method method, Object[] args) throws Throwabl
             String key = genericKey(userName, channelName, args);
             result = memcachedClient.get(key);
             if (result != null) {
-                System.out.println("hit");
+                //System.out.println("hit");
                 return result;
             }
             result = method.invoke(obj, args);