- HRW Limited
- Address:505, 5 / F, 6 Wilmer Street
- RichonTech Technology Co. Ltd.
- Address:A22, 6 / F. New East Sun Ind. Bldg,
- RFID - Po Shun Ind. Co.
- Address:F46, 5 / F, Wah Lok Ind. Centre, 31-41 Shan Mei St. ,
- Rainbow Industrial (HK) Co., Ltd
- Address:807 Chan Man Street, Sai Kung, Hong Kong
- ESYTK CO., LIMITED
- Address:9F Henan Building 19 Luard Road
- FIC RFID Technology Co., Ltd
- Address:Science Park Avenue
1