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
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Wuhan Topule
Telephone+86-02787215551 +86-19945035818
Websitehttp://www.topule.com/
Wuhan Yingnuo Pharmaceutical Technology Co., Ltd.
Telephone+86-027-59232304 15387063101
Websitehttps://www.yingnor.com/
Olix (Shanghai) Pharmaceutical Technology Co., Ltd
Telephone 17316404525
Websitehttps://www.olix.cn