- Kindway Electronics Components CO, Ltd
- Address:RM 2504, Black C, Lung Fung Garden
- Cotco International Ltd
- Address:1234
- Futurelights optoelectronics ltd
- Address:Flat 2505, 25 / F, Nanyang Plaza, 57 Hung To Road, Kwuntong,
- Favor Company Limited
- Address:hong hom
- Avant Technologies Limited
- Address:Suite F, 16 / F, Cameron Plaza, 23-25a Cameron Road, Tsimshatsui, Kowloon
- HongKong WinWorld Trading Limited
- Address:21st Floor, New World Tower1, 18 Qreen
- Ledman optoelectronic company Ltd.
- Address:7 / F, Hi-Tech Industrial Zone
- CAESAR LIGHT CO., LTD
- Address:Hollywood Plaza
- Ming Shing Company Limited
- Address:Nathan Road
- My LED For You Co., Limited
- Address:Flat / Rm 611 6 / F Ricky Cty 36 Chong Yip ST Kwun Tong Kowloon
- Asamsport Component
- Address:Tokwawan, Kln, Hong Kong
- OPELUS TECHNOLOGY LIMITED
- Address:Rooms 1318-19, 13 / F, Hollywood Plaza, 610 Nathan Road, Mongkok, Kowloon, Hong Kong.
- ZHEJIANG RAINBOW OPTO-ELECTRONIC CO.,LTD
- Address:
- Kingtronics International Company HK
- Address:13 Yip Fung Street, Fanling, N. T. HK
- Golden Up Development Limited
- Address:KWAI CHEONG ROAD
- Olytec Co.,Limited
- Address:Room 2301, 23 / F. , 88hing Fat St. Cause Way Bay
- Optosupply Technologies Limited
- Address:Unit 703, Kwong Sang Hong Centre,
- VASTRON INTERNATIONAL LIMITED
- Address:610 NATHAN ROAD MONGKOK
- northing
- Address:HONG KONG SHEUNG SHUI
- America Printing Electricity Co., Limited.
- Address:UNIT 04,7F,BRIGHT WAY TOWER ,NO.33 MONG KOK ROAD, KOWLOON, HONGKONG, Hong Kong