J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
Thermo Fisher Scientific
Telephone800-810-5118
Websitehttp://www.thermo.com.cn
ShangHai AmK Pharmaceutical Technology Co., Ltd.
Telephone 18019252918
Websitehttp://www.amkchem.com微信:17321281695
Henan Aosman Biotechnology Co., LTD
Telephone0371-61318675 17719817155
Websitehttp://www.xlinebio.com