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/
Shandong Ono Chemical Co., Ltd.
Telephone0539-6362799 20）
Websitehttp://www.onochem.com
Shenzhen Botel Biotechnology Co. Ltd.
Telephone0755-22202135 13316968096
Websitehttp://www.szbotaier.com/
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone4008210725 4008210725
Websitehttps://www.leyan.com/
Henan Lavoisier Chemical Products Co. Ltd
Telephone0371-63682289 18625781376
Websitehttp://www.lavoisi.cn/
Hubei Xinkang Pharmaceutical Chemical Co., Ltd
Telephone027-59308705 18871579363
Websitehttp://www.xinkang-api.com/
TCI (Shanghai) Chemical Trading Co., Ltd.
Telephone021-021-61109150
Websitehttps://www.tcisct.com
Henan Kehong Biological Technology Co. LTD
Telephone0371-55969461； 0371-86658258 17722895060
Websitehttps://www.kehobio.com
Shaanxi Dideu Newmaterial Co., Ltd.
Telephone029-87576359 15353716720
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1184346/0.htm
Hubei DAHAO Chemical Co., Ltd.
Telephone027-59106191 13986034860
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList329222/0.htm
GIHI CHEMICALS CO.,LIMITED
Telephone +8618058761490
Websitehttps://www.gihichemicals.com/
