随着中国电信市场管制的逐步取消，一些国内的服务供应商不断涌现，国内的广阔市场为他们提供了充分的发展和成长空间。中国广电在经营广播和有线电视业务之外，利用其骨干网的潜在优势，为众多用户开发和提供新型增值服务，在竞争激烈的高速数据业务领域占有一席之地。 作为中 With the phasing out of China’s telecom market regulation, some domestic service providers are constantly emerging, and the vast domestic market provides them with sufficient space for growth and development. In addition to operating its broadcasting and cable businesses, China Radio and Television Corporation makes use of the potential advantages of its backbone network to develop and provide new value-added services to a large number of subscribers and occupy a place in the highly competitive high-speed data services. As