Zhongsou (China Search, www.zhongsou.com) is a Chinese search engine invested and developed by HC International, Inc. With seven years' development, it has become the world-leading Chinese search engine and adopted by the four most influential Chinese portal websites, Sina.com, Sohu.com, Netease.com, Tom.com, and over 1,400 member sites of China Search Alliance, which was founded by HC International, Inc. together with China Internet Information Center. Everyday there are tens of millions of searches realized though Zhongsou.

Compared with the common search engines, Zhongsou’s advantages include the wide coverage, fast update of data, support of fuzzy Chinese search, powerful individualized search, intellectual search, analysis of content relativity, convenient industrial information search, etc. It is highly regarded as the representative of the third generation intellectual search engine technology.

On May 26, 2003, Zhongsou launched its search results prioritizing service. Through the search results prioritizing services, enterprises can secure a certain position in a search result generated from a specific search conducted by an Internet user and thereby promote their product awareness. Customers of HC search results prioritizing services can enjoy great promotion effect on the multi-Internet platforms, in multi-regions and multi-industries.