Founded in 1981, 3H INC. is a domestic large-scale hardware accessories production enterprise in aluminum, UPVC doors and Windows, door control system and curtain wall system. We are the only modern enterprise group that have R&D and production capacity for both window&door hardware fittings and Rubber sealings. After 30 years of developing, relying on solid technical foundation and advanced management concept, we developed into a production base that covers an area of 300,000 square meters, with more than 2000 employees. Our sales network covers all of China and exported abroad more than 100 countries unti now.e

  We are certifid factory for ISO9001:2008, ISO14001,OHSAS18001 system standard, the production base with first class automatic production lines and R&D center in the world. Factory have independent product development capacity and large production capacity.

  Products range include aluminum window&door system, UPVC window and door system, door control hardware system, curtain wall hardware system and sealing strips,more than 2000 varieties products, We are the famous brand enterprise, with Guangdong province famous brand product.

  "Create value for construction" is our product idea. Using our products to build a beautiful, safe, energy-saving living environment, creating value for society, are the practice of our company concept of " harmonious development and win-win cooperation".