- Plexda Cor
- GBIC, SFP, XFP, XENPAK/X2.
- Address:Meilin,futian HK, HK
- Mega Key Technology Ltd.
- Transceivers,Fiber Patch Cords,Gbic,Attenuators,Media Converters,Bidi,Adaptors,Sfp,Xenpak,Stm.
- Address:KowloonCastle Peak Road
- Arrow Star International Hk Co.,Ltd Dongguang Branch
- sfp, gbic, j4858c, j4859c.
- Address:12F ,tongxun keji bld.wangjiang dongguang china dongguang gangdong 51800 Hong Kong
- YEJIAN TECHNOLOGY CO., LIMITED
- cisco router,cisco switch,wic hwic vic card,pix firewall,cable oem,gbic sfp oem,memory.
- Address:SINO CENTRE, 582-592 NATHAN ROAD, Hong Kong, Hong Kong, Hong Kong
- Plexda Corp
- GBIC, SFP, XFP, XENPAK/X2.
- Address:Meilin,futian HK HK Hong Kong
- Skynet AP Ltd
- Cisco, router, switch, PIX, Firewall, GBIC, AS5300, AS5350.
- Address:Hoi Yuen Road, Kwun Tong Kowloon 852 Hong Kong
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