2015 Silicon Valley Mayors’ China Trip is a huge success, held by China Silicon Valley, with the support of Chinese People's Association for Friendship with Foreign Countries and the U.S Embassy. Along with 4 mayors of Silicon Valley, there were 12 entrepreneurs who represent innovation and green energy in the fields of medical, water treatment, Bluetooth innovation, organic food supply and cooperate services, etc. The delegation visited major innovation and science centers of HeBei, TianJin, Beijin and ShenZhen. In-depth conversations were held and connections were built for further cooperation and development. In addition, it also strengthened the communication between cities of Silicon Valley and China and further friendship and cooperation were developed as well.