nTels provides OSSband professional services to telecom service providers. The company’s product portfolio includes billing mediation, charging gateway, real-time rating and service control, billing and customer care, service provisioning, authorization, product lifecycle management, revenue assurance, and settlement systems, all proven to support large-scale deployments of advanced services networks such as WCDMA, WiMAX, and HSDPA. The Advantage of nTels' convergent real-time rating system is that increases the profitability of prepaid and postpaid value-added services. Flexible billing options and account balance management features benefit both service provider and its customers. Designed on 3GPP standards, nTels' systems are deployable today, yet consistent with the requirements for next-generation services. The company's strengths lie in its expertise of the next-generation, content-centric services market ─ coming from the continuous forefront exposure to the world’s most advanced network implementations. Since in 2000, nTels has always been the frontier of new technology. Its history includes many "world's first-to-market" deployments, ranging from IMS to mobile WiMAX. As many industry experts agree, "to understand nTels is to understand South Korea, home to the most avid wireless fans on Earth, and possibly the universe." Since the company was founded, nTels has grown steadily with investments from world’s leading financial organizations such as EDBi, the Singapore Government Investment Agency, and Intel Capital. Another important aspect of nTels’ growth strategy is its partnerships with industry leaders, Samsung, Oracle, and SK Telecom, to name a few. Now nTels is serving the global market through regional offices and local partners throughout the world, and expanding its business boundary to the converging markets of multimedia and broadcasting services.