J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Beijing Jin Ming Biotechnology Co., Ltd.
Telephone010-60605840 18892239720
Websitehttp://www.jm-bio.com/
Tianjin Zhongcheng Mingyuan Technology Co., Ltd.
Telephone 13302022156
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30619/0.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shanghai Lanle Bird Industrial Co., Ltd.
Telephone15021845385
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31282/0.htm
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
