... easy to be usedPrice: very lowCompany profileChungkong Ad-Mart Co., Ltd. (China) (Chungkong for short) is one of the most ... in many cities in China such as Guangzhou, Shenzhen, Shanghai, Beijing, Tientsin, Nanking, Hangzhou, Wuxi, Xiamen, Quanzhou, Changsha, Wuhan ... such as SINO-CHEM, PetroChina, China Mobile, China Telecom, Wal-Mart, Trust-Mart, China Merchants Bank and Beijing Hyundai. Chungkong ...