Amazon Web Services offers reliable, scalable, and inexpensive cloud computing services. Free to join, pay only for what you use.

小鸟云是国内领先的企业级云计算服务提供商。

互联网第一步，廉價雲端主機！

UCloud(优刻得)是中国知名的中立云计算服务商

Helping millions of developers easily build, test, manage, and scale applications of any size – faster than ever before.

国内领先的企业级云服务商，专注于以数据为核心的云计算业务。