- Challenge Power Transmissio
- Power Transmission, sprocket, chain, bearing, belt, conveyor, coupling, gearbox, motor.
- Address:Unit A, 5/F Manning Ind. building, 116-118 How Ming Street Kwun Tong, HK
- Greatwallenterprise
- Lighter, BBQ Lighter, Portable Ashtray, Lady Accessories, Wallet Chain, Tin Ashtray, Glass Ashtray, Cig Extinguisher, Puzzle, Wallet, Purse, Coin Case, Key Holder, Key Case, Costmetic Pouch, Belt, Sunglass Case, Name Case, Phone Strap, Phone Case.
- Address:Unit 6, 9 / F, Wah Chun Ind Ctr, No. 54 Tai Chung Road, Tsuen Wan