- Alta Technologies Ltd.
- Address:Rm 1405 Laurels Ind. Centre, 32 Tai Yau St.
- MAX Hong Kong Limited
- Address:Flat G, 13 / F. , City Industrial Complex, 116-122, Kwok Shui Road, Kwai Chung
- Ample Industrial Co.
- Address:Flat 7, 14 / F. , Sing Win Ind. Bldg. , 15-17 Shing Yip St. , Kwun Tong, Kowloon,
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