What is an ICP License (ICP 备案)?
An ICP license (ICP 备案 in Chinese) is a permit issued by the Chinese Ministry of Industry and Information Technology to permit your websites to be hosted in China.
CN Domain Name Registration Guide
Are you entering China but having no idea what the right domain extension is to use? Do you want to buy a .cn domain, but are not quite sure whether your company is qualified? Are you struggling to get a .cn domain, but have gone nowhere?