Located in Xiasha Economic Development Park of Hangzhou city (capital of Zhejiang province in the southeast coastal region of China), Hangzhou Dingyan Chem Co.,Ltd is a modern private enterprise; we are mainly engaged in the development, trade and independent import and export business of hi-tech products such as pharmaceutical materials (APIs), pharmaceutical intermediates, fine chemicals and biochemical reagents, etc. Insisting on the development path of “scientific and technological innovation” since our foundation, we has laid great stresses on the research and development of scientific and technological innovation. Now, our products are well sold in more than 60 countries and regions in North America, Western Europe, Southeast Asia, Central and South America, and then established l.....more>>