J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Block Chemical Technology (Shanghai) Co., LTD
Telephone021-20432219 13918097649
Websitehttps://www.acblock-lab.com
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126 15697565236;
Websitehttp://www.aobchem.com.cn/
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126 18736790110;
Websitehttp://www.aobchem.com.cn/