hangzhou coben chemical co.,ltd. (formerly: hangzhou hongrun chemical industry co.,ltd.) was founded in 1996, is located in nan yang economic development zone of zhejiang, which was designed follow the gmp standard. we are specialized in manufacturing and researching of active pharmaceutical ingredients and intermediates. we have an experienced management teams and highly respected scientists backed by practical experience and international recognition. our company got complete facilities and qc system. 

with its top-ranking ability of researching and developing, also the good reputation and sales network, coben had expanded its market into european, north american, south american, japanese, korean and indian areas, also, it had been the long-term supplier for some of the world famous pharmaceutical company. our major products including etodolac, lamivudine, verapamil, carvedilol,amlodipine,tamsulosin and their intermediates. 

based on innovative idea that is ?either unique one or first one? we are keeping the high quality products, most competitive price and good service when developing leading drugs in international market. we do hope to enter into business cooperation with all of the new or old clients around the world.