Changlong hardware factory is locatedin the golden delta of pearl river-leliu town ,shunde district foshan city, which swarms lots of businessers with traffic advantage and quick info spread, We are the factory which is professional in punching and injection, and we are specialized in producing high quality pulleys for doors and windows with over then ears experience, changlong wrote his own history: from a small factory to a factory of over then thousand square meters , from handy working to automatic and half-automatic, with advanced technology and developing strategy, we have gotten the knowledge property right for ten years of items, and we always lead the fashion in our line , in the age of credit crisis, we have gained our clients with insisting trustworthiness. We are looking forward to cooperation with our clients all over the world, we can supply you the complete set of service of produce, processing , OEM. Hope we can work together in the near future and get a fruitful cooperation