Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
JW & Y Pharmlab Co., Ltd.
Telephone021-64340559 13651849907;
Websitehttp://www.jwypharmlab.com.cn
Shanghai WangFa Chemical Technology Co., Ltd.
Telephone 13918479294
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30419/0_EN.htm
Shanghai zhigan biotechnology co., LTD
Telephone
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31144/0.htm
Shanghai Kaisen Biotechnology Co., Ltd
Telephone 17558870519
Websitehttps://coa.ikekule.com/