IM cloud service

"Jinjiang" Rongyun, independent research and development of the IM cloud service that does not lose information.
"Jinjiang" No. 90, Rongyun instant messaging cloud originated from Fetion team, with 8 years of IM technology accumulation, but overturned it, from the zeroth Start to write code, create a new set of communication protocols and server-side architecture by yourself, do not lose messages, quickly iterate feedback, and will gradually implement the SDK open source plan.
http://www.csdn.net/article/2015-06-16/2824977-jinjiang-rongcloud-cto-yangpan