Shanghai Qinghang Chemical Co. Ltd.
Telephone021-50840321, 18601625411
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16418/0.htm
Shanghai RenYue Chemical Technology Co., Ltd.
Telephone021-62219190; 18321139117
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList17164/0.htm
KARMEL TECHNOLOGY (HK) CO.,LIMITED
Telephone +8618795957998
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1620060/0.htm
Shanghai Sunway Pharmaceutical Technology Co.,Ltd.
Telephone021-51816796-820 13611835272
Websitehttp://www.sunwaypharm.com/
Nanjing Puruida Pharmaceutical Technology Co., Ltd.
Telephone 15905142898
Websitehttp://www.prdchem.com/