SHANGHAI GUANHENG INTERNATIONAL TRADING Co., Ltd was established in year 2004 and located at Fengxian Economic Developing Zone, the City of Shanghai, China. Including the subsidiary factories of No.1 diamond tools factory, No.2 Home Textiles Factory, No.3 shoes factory and No.4 optical glasses factory. At first, No.1 diamond tools factory is a professional manufacturer and exporter. The technical team of No.1 diamond tools factory has more than 25 ultra hard material engineers and advanced experienced technicians. Besides, we have passed the qualification of ISO 9001: ***** main products, including Sintered Diamond tools, Welded diamond tools, Electroplated diamond tools, Resin pouring cured diamond tools, special diamond tools, etc. We are specializing in providing up-to-date diamond tools and our products were exported to USA, Canada, Russia, UAE, Egypt, Iran, Turkey, India, Korea, Germany, UK, France, Portugal, Poland, Australia, New Zealand, South Africa and so on. All of specifications of the diamond tools are made with selected synthetic diamonds and we do believe that you will be satisfied with our excellent quality with competitive prices & good service. Please visit our website for further information and do not hesitate to contact us through our E-mail, charting software and phone.