HLBO Hardware Precision Technology1.HLBO Hardware Factory is a manufacturer with over 20 years experiences in China.2.Our main product :glass door and window accessories, floor spring,floor hinges, door closers, handles.3.With well-equipped testing facilities and strong technical force. 4.Our factory also accepts sample orders. 5. We factory insist on good quality, reasonable prices and good service. We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits!