Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66113011 13913916777
Websitehttp://www.aikonchem.com/
Hangzhou J&H Chemical Co., Ltd.
Telephone0571-87396432
Websitehttp://www.jhechem.com
Beijing xinyanhui pharmaceutical research and development co., LTD
Telephone 13969155946
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList710437/0_EN.htm
Block Chemical Technology (Shanghai) Co., Ltd.
Telephone021-20432219 13918097649
Websitehttp://www.acblock-lab.com
JW & Y Pharmlab Co., Ltd.
Telephone021-64340559 13651849907
Websitehttp://www.jwypharmlab.com.cn