- NEXUS TECHNOLOGY HK CO.,LIMITED
- GSM Gateway,GSM VoIP Gateway,GoIP Gateway,VoIP Gateway,Fiexed Wireless,32 Port 32 Channel GSM VOIP Gateway,Goip Gsm gateway.
- Address:Uttara
- HG Informatix
- VOIP GSM/CDMA GATEWAY,BILLING SOLUTION,SOFTWARE,DEDICATED SERVER,HOSTED SOFT SWICH,Goip 8 port/ Dinstar/ Eurotech/ Adpac 8,16,32 port,VOIP GATEWAY,DINSTAR.
- Address:Hatirpool,Elephant Road
1