Hangzhou Sage Chemical Co., Ltd.
Telephone+86057186818502 13588463833
Websitehttp://www.sagechem.com/
Amatek Scientific Co. Ltd.
Telephone0512-56316828 400-867-5858;400-867-5858
Websitehttp://www.amateksci.com
Jiangsu aikang biomedical research and development co., LTD
Telephone025-58859352 17714375163
Websitehttp://www.aikonchem.com/
Shandong Welt Chem. Co.,Ltd.
Telephone531-87153728 13805401165
Websitehttp://www.jinandayuchem.com
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126
Websitehttp://www.aobchem.com.cn/