J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone4008210725 4008210725
Websitehttps://www.leyan.com/
Shanghai Xiushi Biomedical Co., LTD
Telephone15021598081,571034478; 15021598081
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1986421/0.htm
Hubei De'ao Chemical Research Pharmaceutical Technology Co., Ltd
Telephone18502726233; 18502726233
Websitehttps://www.chemicalbook.com/supplier/25403897/
Changzhou Qianai Biotechnology Co., Ltd
Telephone0519-15240519135 13961152745
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