UC is Unified Communication for short. UC is a new generation service for enterprise unified communication and information service. UC provides SMS,IM,Voip and other fuctions ,which closely relates to enterprise office communication and enhance work efficiency a lot.【更新日志】use more securer login mode(https);provide account lock feature to prevent malicious login;optimize iphone contacts synchronization solution;provide independent entrance for enterprise SMS;optimize temporary group solution;optimize version update solution;