Ningbo Oulai Building Hardware Co.,LTD. is a manufacturer specialised in the door and window Accessories.Through the development for years, now the company has the first-class production and scientific research,testing and examining equipments. We has imported the advanced technology, equipments and process from the developed countries. Oulai has become a large-scale hardware manufacturer involved in mould design and development, punching, die casting, plastic injection, powder coating and assembling. By good quality, wide range of products and design, high compatibility, the company has sold popularly in the South and East Asia, Mid-east, Russia, America, Europe, and won good reputation and reliability among the home and abroad clients. We will work hard for achieving to internationalized, high technicalization, the international famous brand by the principle of modern management, high quality, competitive price and professional service.