- Prolive Development
- Door Stop,Door Handle,Hinge,Lever Handle,Door Hardware,Cable ties, Door selector, Small lock, Pull handle, Flush Bolt, Door Catch, Door Sto.
- Address:177-183 Wing Lok Street
- Higrade Ltd
- hinges, pull handles, locks, door viewer, door guard, door chain, door stop, coat hook, door selector, flash bolt, barrel bolt, flush pull, cylinders, cylinder pull, push plate, symbol.
- Address:902 Stanhope House 734-738 Kings Road, North Point, Hong Kong
- Higrade Limited
- Hinges,Pull Handles,Locks,Door Viewer,Door Guard,Door Chain,Door Stop,Coat Hook,Door Selector,Flash Bolt,Barrel Bolt,Flush Pull,Cylinders,Cylinder Pull,Push Plate,Symbol,Furniture Hinges,Furniture Handles & Knobs,Doors & Windows,Locks.
- Address:902 Stanhope House, 734-738 King's Road
- TUNG HING METAL FACTORY
- Door hardware, Brass hinge, Stainless steel hinge, Door bolt, Flush bolt,Hinge,Door Bolt,Hardware.
- Address:268 Wu Chui Road
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