Using Baidu, Google and Ahrefs as data sources and search tools, the paper collects relative data of provincial CDC websites in China except of Tibet, Hong Kong, Macao, Taiwan, Xinjiang Production and Construction Corps, then carries out evaluation from following aspects: quality of website domain name, architecture and function, quality of information resource. The current status and existing problems of provincial CDC websites construction in China are pointed out and the corresponding countermeasures are put forward.