- Jointiff Ltd
- Renewable energy educational products,Wind Turbine Kit,Energy Monitor,LED Voltmeter,Energy Station,Educational Toys,Solar and Recycling Energy,Promotion Gifts.
- Address:Rm F, 2 / F Yen Ying Bldg. 221 Jaffe Rd, Wanchai
- Surefield Developments Ltd
- Solar Power Generator,Solar Portable Kit,Solar Water Pump,Solar Educational Kit,Solar Water Purifier,Non-Solar LED Lamp,Solar LED Candle Lamp,Solar LED Lamp,Solar PV Educational Kit,Solar Portable lighting Kit,Air Water Generator.
- Address:Flat A, 8 / F, 8 Cheung Ho Street
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