static FetionManager() { sdk = new FetionSDK(); sdk.SDK_UserSatusChange += new FetionSDK.SDK_UserSatusChangedEventHandler(sdk_SDK_UserSatusChange); sdk.SDK_ReceiveMessage += new FetionSDK.SDK_ReceiveMessageEventHandler(sdk_SDK_ReceiveMessage); sdk.SDK_Error += new FetionSDK.SDK_ErrorEventHandler(sdk_SDK_Error); }