J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Santai Labs, Inc.
Telephone519-85601385
Websitehttp://www.santailabs.com
Shanghai T&W Pharmaceutical Co., Ltd.
Telephone+86 21 61551611
Websitehttp://www.trustwe.com
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66028182 17714375163
Websitehttp://www.aikonchem.com
ShangHai Angti Biotechnology Co., Ltd.
Telephone 13764913901
Websitehttp://www.angtibio.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Hubei Xinkang Pharmaceutical Chemical Co., Ltd
Telephone027-59308705 18871579363
Websitehttp://www.xin-api.com/
Changzhou Yourui Pharmaceutical Technology Co., Ltd
Telephone18168818882
Websitehttps://www.youruipharm.com
Ningbo Chaoming Biotechnology Co., Ltd
Telephone 13301662590
Website
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
GIHI CHEMICALS CO.,LIMITED
Telephone+86-571-86217390; +8618058761490
Websitehttps://www.gihichem.com/