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/
BeiJing Hwrk Chemicals Limted
Telephone0757-86329057 18934348241
Websitehttp://www.hwrkchemical.com/
Shanghai Gileader Advanced Material Technology Co.,Ltd
Telephone 18516111942
Websitehttp://www.tanguitech.com/
Suzhou Siso new material Co.,Ltd.
Telephone0512-65402974 18550909935;
Websitehttp://www.szsiso.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Dayang Chem (Hangzhou) Co.,Ltd.
Telephone571-88938639 +8617705817739
Websitehttps://www.dycnchem.com/
Chemwill Asia Co.,Ltd.
Telephone86-21-51086038
Websitehttp://www.chemwill.com/
Shanghai Qiming New Material Co. LTD
Telephone021-36010885 13661599081
Websitehttp://www.qmsilicon.com
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Telephone 15229059051
Websitehttp://www.dideu.cn
Shanghai Saikerui Biotechnology Co. , Ltd.
Telephone021-58000709 15900491054
Websitehttp://www.scrbio.com/
Shanghai Beiwanta Biotechnology Co., Ltd.
Telephone021-67187366 19901745723
Websitehttp://www.bwtlab.com/
Shanghai Xx-lab New Materials Co., Ltd
Telephone 13585834793
Website
SUZHOU SENFEIDA CHEMICAL CO.,LTD
Telephone+86-0512-83500002 +8615195660023
Website
GIHI CHEMICALS CO.,LIMITED
Telephone +8618058761490
Websitehttps://www.gihichemicals.com/