Huizhou Hongyu Technology Co., Ltd (hereinafter called Hongyu) is a professional enterprise specializing in the R&D, manufacture, and sales of chemical products. Our company has passed the authorization andthe audit of ISO9001 Quality System and ISO14001 Environmental Management System. We have manufacturing b...
Tel:020-34324105,Online Server: QQ:752962080Copyright 2008-2012 www.hongyu-chem.comAdd:guangzhou Postcode:510320
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