Zhejiang Changze Biotechnology Co., Ltd. was founded on June 30 in 2008, located in Quzhou city, Zhejiang province. We are a manufacturer specialized in researching & developing, manufacturing and exporting wide selection of cosmetic medicine, pharmaceutical products, agrochemical Intermediates, dyestuff, etc. We are willing to join hands with friends from all over the world for common development. Making a contribution to global healthy development and environmental protection work!