Beijing Jin Ming Biotechnology Co., Ltd.
Telephone010-60605840 15801484223;
Websitehttp://www.jm-bio.com/
Affinity(Wuhan)Ltd.
Telephone 15841022315
Websitehttps://precisepeg.com
Shandong fen Boyu Biotechnology Co.,LTD
Telephone13356310019 13356310019
Websitehttps://www.chemicalbook.com/supplier/25479786/
Shanghai Yanfen Biochemical Technology Co.,LTD
Telephone13611955358 13611955358
Websitehttp://www.yanfenbio.com/
Henan Mengtai Pharmaceutical Technology Co., Ltd
Telephone176345344 7 17634854698
Websitehttps://www.henanmengtai.com