SINA.com is a leading Internet destination site for Chinese communities worldwide. We offer a Chinese-language portal network of four localized Web sites serving the China, Taiwan, Hong Kong, and North America regions.
LinkedIn is a business-oriented social networking service. Founded in December 2002 and launched on May 5, 2003, it is mainly used for professional networking. In 2006, LinkedIn increased to 20 million members.
Amazon.com, Inc. is an American electronic commerce company with headquarters in Seattle, Washington. It is the largest Internet-based retailer in the United States.
Baidu offers many services, including a Chinese language-search engine for websites, audio files, and images. Baidu offers 57 search and community services including Baidu Baike (an online collaboratively built encyclopedia) and a searchable, keyword-based discussion forum.