J & K SCIENTIFIC LTD.
Telephone18210857532; 18210857532
Websitehttps://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Yichang Zhongyitai Trading Co., Ltd.
Telephone0717-6449896 13886658719
Websitehttp://www.zhongyitai.com/
Quality Control Solutions Ltd.
Telephone0755-66853366 13670046396
Websitehttp://www.qcsrm.com
Finetech Industry Limited
Telephone027-87465837 19945049750
Websitehttps://www.finetechchem.com/
Shanghai AQBioPharma Co., Ltd.
Telephone 13661411401
Websitehttps://www.aqbiopharma.com.cn/
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Sheng Chen (Shanghai) Chemical Technology Co., Ltd.
Telephone021-60756893 +86-17621233096
Websitehttp://www.sheng-chen.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shenzhen Botel Biotechnology Co. Ltd.
Telephone13316949107 13316968096
Websitehttp://www.szbotaier.com/
TOSUN PHARM
Telephone61855200 13326451905
Websitehttp://www.toref.cn/
Finetech Industry Limited
Telephone+86-27-8746-5837 +8619945049750
Websitehttps://www.finetechnology-ind.com/
Dayang Chem (Hangzhou) Co.,Ltd.
Telephone+86-0571-88938639 +8617705817739
Websitehttps://www.dycnchem.com/
Shandong WorldSun Biological Technology Co., Ltd.
Telephone0531-88723173 18596073690
Websitehttps://www.worldsun-chem.com/
Aktin Chemicals, Inc.
Telephone028-85159085
Websitehttps://www.aktinchem.com/cn/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Guangzhou Juntang Technology Co., Ltd
Telephone020-36607679 13502246435
Websitehttp://www.dmstandards.com
Foshan Treasure Biotechnology Co., Ltd
Telephone0757-85921206 18520245316
Websitehttp://www.fsbn-bio.com/