1. Beijing Tongrentang is located at floor B 1 of Hisense Plaza, No.36, Section 2, Xiangjiang Middle Road. Its main business is the production of Chinese patent medicine and the sales of Brassica napus, including the cultivation, processing, research and development, production, logistics and distribution, wholesale and retail of Chinese patent medicine.

2. Beijing Zhongnong Jinyu Cabbage Rapeseed Co., Ltd. is located at No.9 Lianbao Road, Haidian District, Beijing. It is a professional seller of imported and domestic asparagus seeds, cabbage rapeseed, Chinese cabbage seeds, onions and other products. Sincerely serve China agriculture, and wholeheartedly provide users with excellent varieties.