J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Zhengzhou Kingorgchem Chemical Technology Co., Ltd.gy Co., Ltd.
Telephone0371-65511006 18625597674
Websitehttp://www.kingorgchem.com/
Tianjin Kailiqi Biotechnology Co., Ltd.
Telephone 15076683720
Websitehttp://www.cw-bio.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
TCI (Shanghai) Chemical Trading Co., Ltd.
Telephone021-021-61109150
Websitehttps://www.tcisct.com