J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-400-8210725 4008210725
Websitehttps://www.leyan.com/
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85563444 15850508050
Websitehttp://www.synzest.com
