J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
BeiJing Hwrk Chemicals Limted
Telephone0757-86329057 18934348241
Websitehttp://www.hwrkchemical.com/
Wuhan Chemwish Technology Co., Ltd
Telephone86-027-67849912
Websitehttp://www.chemwish.com
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Heterochem
Telephone027-88041443 13072715837
Websitehttp://www.hetero-chem.com
Hangzhou Sage Chemical Co., Ltd.
Telephone+86057186818502 13588463833
Websitehttp://www.sagechem.com/
Shanghai Topbiochem Technology Co., Ltd
Telephone+86-21-60341587
Websitehttp://www.topbiochem.com
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66099280 17798518460
Websitehttp://www.aikonchem.com/
Shanghai Fengchen Chem Co., Ltd.
Telephone+86 (21) 13764690794 657056093
Websitehttp://www.shfcchem.com
Bide Pharmatech Ltd.
Telephone400-164-7117 13681763483
Websitehttp://www.bidepharm.com
Shanghai Worldyang Chemical Co.,Ltd.
Telephone021-021-56795766
Websitehttp://www.worldyachem.com
Shanghai Aspire Biological Technology Co., Ltd.
Telephone021-61317773
Websitehttp://www.aspirebio.com
Hangzhou J&H Chemical Co., Ltd.
Telephone0571-+86-571-87396432
Websitehttp://www.jhechem.com
Shanghai Yongye Biotechnology Co., Ltd.
Telephone86-021-61559134 15921386130
Websitehttp://www.shyongye.com
Cool Pharm, Ltd
Telephone021-58581007 18019463053
Websitehttp://www.coolpharm.com
Bellen Chemistry Co., Ltd.
Telephone010-60400365-8001 15910885229
Websitehttp://www.bellenchem.com
Wuhan Chemwish Technology Co., Ltd
Telephone027-67849912
Websitehttp://www.chemwish.com
Shanghai YuanYe Biotechnology Co., Ltd.
Telephone021-61312847; 18021002903
Websitehttp://www.shyuanye.com