... Guangzhou, Shenzhen, Shanghai, Beijing, Tientsin, Nanking, Hangzhou, Wuxi, Xiamen, Quanzhou, Changsha, Wuhan, Zhengzhou, Taiyuan, Chengdu, Kunming, Chongqing ... was granted as "Official Example Company of China Foreign Trade Enterprise System" by the Ministry of Commerce of ... rated at "AA Credit Rating Enterprise" by China Foreign Trade Enterprise Credit System Expert Evaluation Committee. Our business ...