5大重点定位王效杰指出,NGB工程主要包括3个方面,一是内容制播上实现高清化、全媒体;二是网络传播上实现融合化、全功能;三是终端服务实现智能化、全业务。她表示,将加快有线网络数字化、双向化升级改造和网络规模化发展,以推动有线电视数字化。预计到2015年,全国县级以上城市有线电视网络全面实现数字化,80%基本实现双向化。 5 key positioning Wang Xiaojie pointed out that the NGB project mainly includes three aspects, one is to achieve high-definition content on the broadcast system, the whole media; Second, the spread of the network to achieve integration, full-featured; third terminal services to achieve intelligent, full service . She said that it will speed up digitization, bidirectional upgrading and scale-up of the network in order to promote cable digitalization. It is estimated that by 2015, the number of urban cable television networks above the county level in China will be fully digitized, and 80% will basically be bi-directional.