ShangHai Book Chemical Co., Ltd.
Telephone15001988657 15802146997
Websitehttp://www.bookchemicals.com
Bide Pharmatech Ltd.
Telephone400-1647117 13681763483
Websitehttps://www.bidepharm.com/
Shanghai Jieshikai Biotechnology Co. , Ltd.
Telephone021-57520305 15221441005
Websitehttps://www.jskchem.com
Hangzhou MolCore BioPharmatech Co.,Ltd.
Telephone+86-057181025280; +8617767106207
Websitehttps://www.molcore.com/
Chemia Biotechnology(Shanghai) Co., Ltd
Telephone +8613816753574
Websitewww.chemia-pharm.com