J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai ChuangYan Chemical Technology Co., Ltd.
Telephone021-11111111 11111111111
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16385/0.htm
Changzhou Hopschain Chemical Co.,Ltd.
Telephone0519-85528066 13775048983
Websitehttp://www.hopschem.com/
Tianjin Kailiqi Biotechnology Co., Ltd.
Telephone 15076683720
Websitehttp://www.cw-bio.com
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400-638-7771 18920564737
Websitehttp://www.heowns.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Huansheng Meisen Pharmaceutical Technology (Shandong) Co., Ltd
Telephone0531-88762217 18301471076
Websitehttp://www.acespharma.com//0.htm
Shanghai Sunmonth Technology Co., LTD
Telephone 15216675652
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList152938/0.htm
