J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Haoyuan Chemexpress Co., Ltd.
Telephone021-58950125
Websitehttp://gb.chemexpress.com.cn
Yantai ShengKailun Chemical Technology Co., Ltd.
Telephone 13356901049
Websitehttp://www.sklnchem.cn
Shanghai silk sail pharmaceutical technology co., LTD
Telephone18916696128
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30835/0.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shanghai Haoyuan Chemexpress Co., Ltd.
Telephone021-58950125
Websitehttps://www.chemexpress.com.cn
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone4008210725 4008210725
Websitehttps://www.leyan.com/
Shanghai Yanbang Pharmaceutical Technology Co., Ltd
Telephone 15618536883
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList614748/0.htm
Yantai Sheng Kai Lun Biological Products Co. , Ltd.
Telephone 13356901049
Websitehttps://www.sklnchem.cn
Beijing Solarbio Science & Tecnology Co., Ltd.
Telephone010-50973130 17801761073
Websitehttps://www.solarbio.com/