10余年来,中国有线电视数字化及双向化发展迅猛。截至2012年9月底,我国有线数字电视用户超过13000万户,有线数字化程度接近65%,双向网络覆盖用户达到8000万,中国有线网络运营商为用户发放双向机顶盒的数量超过2100万户,双向数字电视订户接近1000万。数字化之后电视受众最直接的体会就是频道数量增多了,数字化之前模拟电视通常 For more than 10 years, digitization and bi-directionalization of China’s cable television have been developing rapidly. As of the end of September 2012, there were over 130 million cable digital TV users in our country, the cable digitization was close to 65%, the bidirectional network coverage reached 80 million, and the number of two-way set-top boxes distributed by China’s cable network operators to users exceeded 21 million. TV subscribers close to 10 million. After the digital television audience the most direct experience is the increase in the number of channels, digital television analog TV before