Shanghai Boyle Chemical Co., Ltd.
Telephone 021-50182298 021-50180596
Websitehttp://www.boylechem.com
J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Hangzhou Sage Chemical Co., Ltd.
Telephone+86057186818502 13588463833
Websitehttp://www.sagechem.com/
Aikon International Limited
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126 15697565236;
Websitehttp://www.aobchem.com.cn/