J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400-6387771-6037 18920794737
Websitehttp://www.heowns.com
Yantai Zhengxin New Material Technology Co. LTD
Telephone15065715832; 13854547682
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1444924/0.htm
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126 15697568805;
Websitehttp://www.aobchem.com.cn/
Yantai Shengkailun Chemical Technology Co., Ltd.
Telephone 13356901049
Websitehttps://www.sklnchem.cn