J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
CONIER CHEM AND PHARMA LIMITED
Telephone +8618523575427
Websitehttp://www.conier.com/
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126 18736790110;
Websitehttp://www.aobchem.com.cn/
Baoji Didu Pharmaceutical and Chemical Co., Ltd
Telephone02961856358 15829046862
Website
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85563444 15850508050
Websitehttp://www.synzest.com
Mainchem Co., Ltd.
Telephone+86-0592-6210733
Websitehttps://www.mainchem.com