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/
Shanghai GL Peptide Ltd.
Telephone+86-21-61263340; 17609490614 13764994101
Websitehttps://www.chemicalbook.com/supplier/10480342/
Accela ChemBio Co.,Ltd.
Telephone021-50795510 4000665055
Websitehttp://www.shao-yuan.com
Amatek Scientific Co. Ltd.
Telephone0512-56316828 4008675858
Websitehttp://www.amateksci.com