J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone4006356688 18621169109
Websitehttp://www.x-labseek.com/
TCI (Shanghai) Development Co., Ltd.
Telephone021-67121386
Websitehttps://www.tcichemicals.com/CN/zh/
Energy Chemical
Telephone 400-0056266
Websitehttp://www.energy-chemical.com
9ding chemical ( Shanghai) Limited
Telephone4009209199
Websitehttp://www.9dingchem.com
Hebei Yanxi Chemical Co., Ltd.
Telephone +86-17531190177
Websitehttps://www.chemicalbook.com/manufacturer/hebei-yanxi-chemical-283/
Dayang Chem (Hangzhou) Co.,Ltd.
Telephone+86-0571-88938639 17705817739
Websitehttps://www.dycnchem.com/
Zhengzhou JACS Chemical Product Co., LTD
Telephone0371-86259281 13223061139
Websitehttp://www.jacschem.com
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
Pushan Industry (Shaanxi) Co., Ltd
Telephone029-81310890 18165209495
Websitehttps://www.pushanshiye.com
Shanghai Sunway Pharmaceutical Technology Co.,Ltd.
Telephone13761987713; 13761987713
Websitehttps://www.sunwaypharm.cn
Mainchem Co., Ltd.
Telephone+86-0592-6210733
Websitehttps://www.mainchem.com
SHANGHAI KEAN TECHNOLOGY CO., LTD.
Telephone +8613817748580
Websitewww.kean-chem.com
Shanghai Acmec Biochemical Technology Co., Ltd.
Telephone +86-18621343501
Websitehttp://www.acmec.com.cn/
HANGZHOU LEAP CHEM CO., LTD.
Telephone+86-571-87711850 +86-15355479329
Websitehttp://www.leapchem.com
Hebei Chuanghai Biotechnology Co., Ltd
Telephone +86-17732866630
Websitewww.chuanghaibio.com
GIHI CHEMICALS CO.,LIMITED
Telephone+86-571-86217390; +8618058761490
Websitehttps://www.gihichem.com/