J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone4006608290; 18621169109
Websitehttps://www.meryer.com/cn/index/
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Jinan Sanbao Biotechnology Co., Ltd.
Telephone13854185395; 13854185395
Websitehttps://www.chemicalbook.com/supplier/25205567/
Hangzhou MolCore BioPharmatech Co.,Ltd.
Telephone+86-057181025280; +8617767106207
Websitehttps://www.molcore.com/