JW & Y Pharmlab Co., Ltd.
Telephone021-64340559 13651849907;
Websitehttp://www.jwypharmlab.com.cn
JinJin Le Chemical Co., Ltd
Telephone10106090
Websitehttp://www.jinjinlechem.com
Shanghai zhigan biotechnology co., LTD
Telephone
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31144/0.htm
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Jilin Chinese Academy of Sciences-yanshen Technology
Telephone 18143011203
Websitehttp://www.chemextension.com/
