- Spark Optoelectronics( HK) Limited
- Led Traffic Signals, LED Street Lighting, Solar Powered Led Traffic Light, Solar Led Streeet Lamps And Lights, Led Traffic Lights,LED tube light,LED street lighting,Roadway Safety.
- Address:9/F Fung House,19-20 Connaught Road Central, HK
- Pro Factory Resources Co Ltd
- solar cell, solar wafer, led light, led spotlight, led street light, led office light, road traffic signals, led light tube,Beads,LED Spotlight,LED Bulb,LED Ceiling Light.
- Address:Room 1101, 11/F,Manchester Tower, 46 Pak Tin Par Street, Tsuen Wan. N.T., Hong Kong, Hong Kong, China, Hong Kong
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