Ningbo Oulai Building Hardware Co.,Ltd. is a manufacturer specialised in the building hardware.High-quality building hardware need refined and reliable architectural hardware.Better building hardware sells some of the best-engineered and highest quality building products available anywhere.

　　For building hardware we have a vast array of latches, cremones, bolts, and handles.We has imported the advanced technology, equipments and process from the developed countries.The international famous brand by the principle of modern management.By good quality, wide range of products and design, high compatibility, the company has sold popularly.We have a wide range of building hardware, strap hinges that provide unsurpassed structural and esthetic support for all types of doors.

　　We will work hard for achieving to internationalized, high technicalization, , high quality, competitive price and professional service.Door handles, building hardware, doorknobs, levers, levers with back plates, and all other building hardware is available in many finishes.They are used in all kind of windows that incorporates an adjustable friction screw to adjust the opening resistance of the sash.Offered in different specifications, materials and features.If that hinge isn’t installed correctly, you could still experience problems.