Qingdao Golden Diamond Hardware has become one of mainland China's biggest hardware suppliers with our annual output of 70 million units. This large amount is thanks to the fact that we have seven factories in total where we can fill your largest orders. Our repertoire includes padlocks, door locks, lock cylinders, lock bodies, drawer locks, ball locks, slides, hinges and other hardware.

Our 10R&D members with 10 years of experience on average provide a catalogue of 3, 000 models for your selection, 288 of which are designed according to clients' requirements. Before delivery, our products have been tested by 10, 000 times to ensure a five-year longlife time.