Dongyang Haisen Technology Co., Ltd is a new-type technology enterprise which is specializing in selling pharmaceutical chemical material and intermediates, trade and industry. The company is always dedicating to research and development of new pharmaceutical, custom synthesis of new chemical intermediates and research and exploitation of domestic and foreign markets to master the newest information since founded. The company owns factories in Zhejiang province and Jiangsu province, and is cooperating with ten more chemical production enterprises. The company insists on business tenet of quality product, competitive price and satisfied service, and sincerely serves customers for each country in the world. Welcome friends from domestic and abroad to cooperate and create mutual development.