JW & Y Pharmlab Co., Ltd.
Telephone021-64340559
Websitehttp://www.jwypharmlab.com.cn
Aikon International Limited
Telephone025-58851090 13913916777
Websitehttp://www.aikonchem.com
Baimei Jihua (Henan) Pharmaceutical Technology Co., Ltd
Telephone0371-88900765 18037465274
Websitehttp://www.baimeijihua.com
Allbio pharm Co., Ltd
Telephone1483287082 19962651230
Websitehttp://www.allbiopharm.com
Shaanxi Didu New Material Co., Ltd
Telephone81124267 17392282731
Website
Changzhou Exploring Chemical Co., Ltd
Telephone 15295164949
Websitehttp://www.tsourchem.com
Changzhou Tsour Chemical Co.,Ltd
Telephone +8615295164949
Websitehttps://www.tsourchem.com/index_en.html
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Shanghai Sunway Pharmaceutical Technology Co., Ltd
Telephone+86 (21) 51613915
Websitehttp://www.sunwaypharm.com