J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone4006356688 18621169109
Websitehttp://www.x-labseek.com/
Chengdu HappySyn Pharmaceutical Technology Co., Ltd.
Telephone85114309 18982182443
Websitehttp://www.happysyn.com
Shanghai YuanYe Biotechnology Co., Ltd.
Telephone 15026964105
Websitehttps://www.shyuanye.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Fuxin Pharmaceutical
Telephone+86-021-021-50872116
Websitehttp://www.fuxinpharm.com
Energy Chemical
Telephone400-0056266
Websitehttp://www.energy-chemical.com
Shaanxi Linbang Industrial Co., Ltd
Telephone 17709134430
Website
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/