J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Zhengzhou kangnuochenrui Chemical Technology Co.,Ltd
Telephone18210788515; 18210788515
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList17156/0_EN.htm
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Shanghai Yanbang Pharmaceutical Technology Co., Ltd
Telephone 15618536883
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList614748/0_EN.htm
Heze Shuying Biotechnology Co., Ltd.
Telephone 18553078733
Website
Changzhou Exploring Chemical Co., Ltd
Telephone 15295164949
Websitehttp://www.tsourchem.com
Changzhou Tsour Chemical Co.,Ltd
Telephone +8615295164949
Websitehttps://www.tsourchem.com/index_en.html