JW & Y Pharmlab Co., Ltd.
Telephone021-64340559
Websitehttp://www.jwypharmlab.com.cn
Shanghai Benso Pharmaceutical Technology Co., Ltd.
Telephone 13023173052
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30682/0_EN.htm
Henan's chemical products co., LTD
Telephone0371-60919097 15378766539;
Websitehttp://www.psaichem.cn/
Shanghai zhigan biotechnology co., LTD
Telephone
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31144/0_EN.htm
Block Chemical Technology (Shanghai) Co., LTD
Telephone021-20432219 13918097649
Websitehttp://www.acblock-lab.com