Dongying guangyou rubber co.,ltd is located in Dawang Economic development zone of Dongying city, Shandong province, founded in 2001, is a professional manufacturer both hydraulic hose and industrial hose, our products had passed the ISO9001 and CE certificate quality system, which meet the international standard SAE J517, DIN EN853, EN856 and EN857.Guangyou products are all widely used in coal ministry, petroleum exploitation, mechanical engineering and automatic high-pressure liquid transmission system. At present, “guangyou” brand has sold to more than 30 domestic provinces