- Marine Technology Ltd.
- Address:Uint 712, 7 / F, Tower ll Grand Central Plaza, Shatin, N. T. , Hong Kong Country/Region: Hong Kong Zip:999077
- Lianyungang Magic Stair Co., Ltd
- Address:20A, 9 Queen's Road Central, Country/Region: Hong Kong Zip:000000
- Ching Yun International Development Limited
- Address:Room 703, Chung Ying Building, 20-20A Connaught Road West, Hong Kong Country/Region: Hong Kong Zip:852
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