November 19, 2007 afternoon, President Zhang participated Chengdu Investment Presentation in Sna Francisco. At the beginning of the meeting, President Zhang on behalf of China General Chamber of Commerce in US expressed a warm welcome to this presentation. Mr. Tian Deyou, counselor from Chinese Consulate General in San Francisco introduced the situation and made an excellent speech in English. Mayor Ma Xu described in detail the content and purpose. Participants are from San Francisco mainstream society and representatives of the various industries.