J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Nanjing Chemlin Chemical Co., Ltd
Telephone025-83697070
Websitehttp://www.echemlin.cn
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Hangzhou Sage Chemical Co., Ltd.
Telephone+86057186818502 13588463833
Websitehttp://www.sagechem.com/
Shanghai HuanChuan Industry Co.,Ltd.
Telephone021-61478794
Websitehttp://www.hcshhai.com
Aikon International Limited
Telephone025-58859352 18068836627
Websitehttp://www.aikonchem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Unipharm pharmaceutical industry Co., Ltd
Telephone536-8266195 +8613953676784
Websitehttp://www.unipharm-sd.com/
Henan Weituxi Chemical Technology Co., Ltd.
Telephone0371-63284658; 18135795563
Websitehttps://www.chemicalbook.com/supplier/15004346/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Bide Pharmatech Ltd.
Telephone400-1647117 15221909166
Websitehttps://www.bidepharm.com/
Bide Pharmatech Ltd.
Telephone400-6005915
Websitehttps://www.picasso-e.com/
Shanghai Maclean Biochemical Technology Co., LTD
Telephone021-50706066 15221275939
Websitehttp://www.macklin.cn/
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
ShenZhen Trendseen Biological Technology Co.,Ltd.
Telephone13417589054 13417589054
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList312717/0.htm
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Beijing Solarbio Science & Tecnology Co., Ltd.
Telephone010-50973130 17801761073
Websitehttps://www.solarbio.com/
Shanghai Tengjun Biotechnology Co. LTD
Telephone 19821570922
Websitehttp://www.aiyansci.com/
