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/
Hubei Xinkang Pharmaceutical Chemical Co., Ltd
Telephone027-59308705 18871579363
Websitehttp://www.xinkang-api.com/
Hubei Baidu Chemical Co., Ltd
Telephone027-59106051 13627137652
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList329110/0.htm
Beijing Institute of Coollight Fine Chemicals
Telephone010-86-10-69293631 13910082894
Websitehttp://www.huaxue.cn/