HOME >Business Area > Infra > Special Category Telecommunications
	System Integration Public Sector AFC ITS Industrial Manufacturing Distribution & Logistics Video Surveillance & Security Media Education Healthcare Financial services IT Outsourcing Consulting eBiz EBSP Webservice Billing BI Infra H/W System S/W System Network Integration Telecommunication         Services Special Category Railway Communication         Services IDC Operations		Infra H/W System S/W System Network Integration Telecommunication Services Special Category Railway Communication Services IDC Operations 1st Special Category (with telecommunication facilities)     Installing a self-managed switchboard and providing resale, Internet phone service, and call-back service with     common carriers through public network connection with leased lines Voice Resale     Leasing lines and facilities from common carriers and providing telecommunications service     (toll call, international call)     Connection of public networks with leased lines: Providing common carrier service through connection to leased     line and public network nternational call: 003XY or 007XY, Toll call: 085XY Identification number 2nd Special Category (without telecommunication facilities)     Providing common carrier service without installing telecommunication facilities Aggregator     Finding new subscribers of the services consigned by common carriers and earning commissions at the rate of     the number of new subscribers and/or their customer records Rebiller     Finding and managing new subscribers of the services consigned by common carriers and offering customer     support businesses; bill calculating and bill issuing, controlling charge payments and arrear charging,     proxy collection and marketing Wireless Telecommunications Reseller     Leasing wireless telecommunications service provided by common carriers on a wholesale basis and finding     new subscribers MTM(Mobile Trunk Module) Service     MTM system enables to connect the calls from wire telephones directly to mobile phones via mobile network,     not via public switched telephone network (PSTN), by Installing MTM equipments in PABX or key phones.     This can lower the rate and increase the mobile operators' revenue as well. Internet Phone Service     VolP makes it possible to have a telephone conversation over the Internet or a dedicated Internet Protocol     (IP) network with a minimum charge. Leading service provider of special category telecommunications Strong customer retention and business know-how Excellent service and high customer satisfaction Telecommunication rebiller service for Daewoo affiliates and 150 companies Daewoo Capital MTM service Wire/Wireless Billing System Common carriers and many more