As a leading manufacturer, the main products of Hangzhou Haichem Co., Ltd. cover hair dyes, active pharmaceutical ingredients and special intermediates like derivatives of pyridine, pyrazole, and indole. We have two production bases and one RD center with experienced chemists.

By handling hydrogenation, chlorination, ethoxylation, acetylation, alkylation, amination (substitution), diazotization, nitration, nitrosation, cyclization, sulphonation, esterification, etherification, salt formation, amine and hydrazine derivatisation, Haichem does contract manufacturing from kilograms to tons.

We can also supply positive PS plate as a sales representative.

We are looking forward to having the chance to work with your esteemed company.