J & K SCIENTIFIC LTD.
Telephone18210857532; 18210857532
Websitehttps://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
T&W GROUP
Telephone021-61551611 13296011611
Websitehttp://www.trustwe.com/
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400-6387771-6039 18920764717
Websitehttp://www.heowns.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Santa Cruz Biotechnology Inc
Telephone021-60936350
Websitehttp://www.scbt.com
Beijing Pubiao Technology Co., Ltd.
Telephone18618179058
Websitehttp://www.pubiaotech.cn/
