diff --git a/base_device.go b/base_device.go
index 4334b63..aa4ccdd 100644
--- a/base_device.go
+++ b/base_device.go
@@ -149,7 +149,7 @@ func (device *baseIotDevice) DisConnect() {
 }
 func (device *baseIotDevice) IsConnected() bool {
 	if device.Client != nil {
-		return device.Client.IsConnected()
+		return device.Client.IsConnectionOpen()
 	}
 
 	return false
@@ -165,6 +165,7 @@ func (device *baseIotDevice) Init() bool {
 	options.SetKeepAlive(250 * time.Second)
 	options.SetAutoReconnect(true)
 	options.SetConnectRetry(true)
+	options.SetConnectRetryInterval(10 * time.Second)
 	options.SetConnectTimeout(2 * time.Second)
 	if strings.Contains(device.Servers, "tls") || strings.Contains(device.Servers, "ssl") {
 		glog.Infof("server support tls connection")
diff --git a/go.mod b/go.mod
index 3a3a952..6ac193f 100644
--- a/go.mod
+++ b/go.mod
@@ -1,4 +1,4 @@
-module github.com/ctlove0523/huaweicloud-iot-device-sdk-go
+module github.com/DarkGodOne/huaweicloud-iot-device-sdk-go
 
 go 1.15
 
diff --git a/sdk_info b/sdk_info
index 44f418d..f4c9ae0 100644
--- a/sdk_info
+++ b/sdk_info
@@ -1,2 +1,2 @@
-author = chen tong
-sdk-version = v1.0.0
+author = chen tong,changed by darkgod
+sdk-version = v1.0.0-patch