Magnesium Sulphate Heptahydrate

Hainan Jinying Import and Export co. Ltd/Hongkong Zhongsheng International Co., Ltd. (hkzs) is a multifunctional group, company registered in hongkong which operates as the link between the producers of chemical commodities and the manufacturing industry.

Hkzs takes marketing and distribution for producers of chemicals, saving them the costs and risks of building their own distribution network.

Since the establishment, hkzs, staffed with a young professional team, has been striving to satisfy our customers worldwide through a good understanding of their individual and distinctive needs and providing value-added services.