2019-02-21 Version: 1.2.0 1, New DeleteDeviceGroup interface. 2, New DeleteDeviceAllGroup interface. 3, New GroupId fields for QuerySyncPicSchedule input parameter. 4, New GroupId fields for QueryAddUserInfo input parameter. 2018-11-02 Version: 1.1.2 1, deviceName and productKey can be used instead of iotId. 2, New productKey fields for queryauthentication output parameter. 3, New deviceName fields for queryauthentication output parameter. 2018-08-17 Version: 1.1.1 1, New apkpubkey fields for queryauthentication output parameter. 2, New packagename fields for queryauthentication output parameter. 3, New clientId fields for queryauthentication output parameter. 2018-08-13 Version: 1.1.0 1, New userinfo fields for registerface input parameter. 2, New userinfo fields for updateface input parameter. 3, New userinfo fields for queryface output parameter. 2018-08-08 Version: 1.0.0 1, First release.