J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-4000505016 13380397412
Websitehttp://www.phystandard.com.cn
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-83725681-603
Websitehttp://www.phystandard.com.cn
Shanghai T&W Pharmaceutical Co., Ltd.
Telephone+86 21 61551611
Websitehttp://www.trustwe.com
Beijing Comparison Pharmaceutical Technology Co., Ltd
Telephone010-52878169 15701683040
Websitehttp://www.bjcomparison.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Sichuan Wei Keqi Biological Technology Co., Ltd.
Telephone028-81700200 18116577057
Websitehttp://www.weikeqi-biotech.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Chengdu Miracle Pharmaceutical Co., Ltd.
Telephone028-86136736 19130631884
Websitehttp://www.mic-pharma.com
Nanjing XiZe Biotechnology CO., Ltd.
Telephone025-58362220 15250997978
Websitehttp://www.njxizebio.com
Nanjing Endesa Bio-tech Co., Ltd.
Telephone025-58862853 18915922038
Websitehttp://www.endesachem.com
Chengdu DingDang Pharmaceutical Co., Ltd.
Telephone028-86040038 13980902949;
Websitehttp://www.dingdangchem.com
Artis Biotech Co. Ltd.
Telephone19138486554 18582380095
Websitehttp://www.artisbiotech.com/
Shanghai QianYan Bio-technology Co., Ltd
Telephone02781293128
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19348/0.htm
Roark Standards
Telephone0755-83552066 15986688328
Websitehttp://roarkstandards.com
Shanghai CR Corporation Limited
Telephone 4006653949
Websitehttp://www.crcorporation.cn
Shenzhen SUNGENING Bio-Medical Co., Ltd.
Telephone0755-28967200 13631290199
Websitehttp://www.sungening.com
