Located in High-tech enterprise incubator in Hangzhou (national) Economic and Technological Development Zone, Hangzhou Hejin Technology Co., Ltd. commits itself to such fields as following: One, the research of bio-active matter in the bio-pharmaceutical field, such as small molecule peptide, natural hormones, Collagen type iv from human placenta, Hyaluronic acid, animal Placenta extract; two, Fermentation, synthesis and purification of proteases; three., the relative applications in the fields...