J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Bellen Chemistry Co., Ltd.
Telephone010-60400365-8001 15910885229
Websitehttp://www.bellenchem.com
Aikon International Limited
Telephone025-66113011 19370895928
Websitehttp://www.aikonchem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Lanzhou Kangyuxin Biotechnology Co., Ltd.
Telephone0943-8293106
Websitehttp://www.kyxpharma.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Shanghai Jieshikai Biotechnology Co. , Ltd.
Telephone021-57520305 13795461237
Websitehttps://www.jskchem.com
Zhejiang Huida Biotech Co., Ltd.
Telephone0571-89903022 18679456698
Websitehttps://www.huidacollection.cn