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 ...