Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Beijing Comparison Pharmaceutical Technology Co., Ltd
Telephone010-010-52878169 15801002657
Websitehttp://www.bjcomparison.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttp://www.standardpharm.com
Wuxi Helen Biotechnology Co., Ltd.,
Telephone0510-85629785 18013409632
Websitehttp://www.reading-chemicals.com
Hebei Yaocheng Pharmaceutical Technology Co. Ltd
Telephone 18033875090
Websitehttps://www.yaochengph.com
QUALITY CONTROL SOLUTIONS LTD.
Telephone0755-66853366; 13670046396
Websitehttps://www.qcsrm.com
HX Pharmaceutical technology co., LTD
Telephone 15671363360
Websitehttp://www.szhx-pharm.com
Shenzhen Qingtian Biotechnology Co, Ltd.
Telephone18823167005 18162969855
Website
Henan Vcommend Consultrading Co., Ltd.
Telephone13393721940; 13393721940
Websitehttp://www.vcommend.com/
Hubei Moco Chemical Co., Ltd.
Telephone 18627756402
Websitehttp://www.molcoo.com/
Cato Research Chemicals Inc.
Telephone 18933936954
Websitehttps://www.catorm.com/
TLC Pharmaceutical Standards Ltd.
Telephone18012923235; 18012923235
Websitehttp://www.tlcstandards.com
Santa Cruz Biotechnology Inc
Telephone 60936350
Websitehttp://www.scbt.com
Guangzhou CATO Research Chemicals Inc.
Telephone+86-020-81960175-617 +8615602392859
Websitehttps://www.cato-chem.com/