J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
Alfa Aesar
Telephone400-6106006
Websitehttp://chemicals.thermofisher.cn
Beijing HwrkChemical Technology Co., Ltd
Telephone010-89508211 18501085097
Websitehttp://www.hwrkchemical.com
BeiJing Hwrk Chemicals Limted
Telephone0757-86329057 18934348241
Websitehttp://www.hwrkchemical.com/
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Beijing HuaMeiHuLiBiological Chemical
Telephone010-56205725
Websitehttp://www.huabeibiochem.com/
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Zhengzhou Acme Chemical Co., Ltd.
Telephone0371-0371-55629727 13323845623
Websitehttp://www.acmechem.cn
Shanghai Witofly Chemical Co. ,Ltd.
Telephone021-5063062 15300832537
Websitehttp://www.witofly.com
JinJin Le Chemical Co., Ltd
Telephone10106090
Websitehttp://www.jinjinlechem.com
3A Chemicals
Telephone400-668-9898
Websitehttp://www.3achem.com
Beijing OKA biological technology co., LTD
Telephone010-010-010-62971590 18548936886
Websitehttp://www.bjoka-vip.com/
Henan Alfa Chemical Co., Ltd
Telephone+86-18339805032; +8618339805032
Websitehttps://www.chemicalbook.com/manufacturer/henan-alfa-chemical-570/
Wuhan Fortuna Chemical Co., Ltd
Telephone+86-027-59207850
Websitehttp://www.fortunachem.com/
CD Chemical Group Limited
Telephone +8615986615575
Websitehttp://www.codchem.com/