Established in 1981, we 3H have over 38 years' experience in door and window accessories manufacture field. After years developing, we have the full range of accessories solution for aluminum window and doors, UPVC window and doors, Glass curtain walls. Weare ISO9001:2015 certified factorywith 300,000 m2 production area and over 2000 staffcapacity: 714 advanced machines and monthly output about 6.65 million pieces.achieved 200 million USD annual sales in 20180ver 25% sales growth per yearexported to over 40 countries15--30 days production lead-times depend on order quantitywith customer repeat order rate: 85%have our own National certified laboratory25-40 R&D engineer for quick response and engineering training supportprovide professional design and solutions for window and door systemOne-stop doors and Windows system solution providerOur core ideology: Win-win Cooperation, Developing together. We are looking for partners all over the world join us and work together.We are committed to creating China's first window accessories supply platform, for any accessories products requirement according to window and door solution, aluminum casting, zinc casting, plastic injection, stainless steel punching products, sealing strips extruded products etc. please feel free to contact us.