... in many cities in China such as Guangzhou, Shenzhen, Shanghai, Beijing, Tientsin, Nanking, Hangzhou, Wuxi, Xiamen, Quanzhou, Changsha, Wuhan, Zhengzhou, Taiyuan ... , China Telecom, Wal-Mart, Trust-Mart, China Merchants Bank and Beijing Hyundai. Chungkong was granted as "Official Example Company of China ...