J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Suzhou Laing Biological Technology Co., LTD
Telephone0512-62968256 18550502935
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16311/0.htm
Shaanxi Xihua Chemical Industry Co., Ltd
Telephone17691182729 15529505138
Website
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Yantai Shengkailun Chemical Technology Co., Ltd.
Telephone 15552437730
Website