本文回顾了国内外超高清电视发展现状及标准制定情况，介绍了我国超高清电视发展政策，总结了中国在超高清电视领域做的主要技术工作，分析了超高清电视产业链，提出了快速丰富超高清视频内容资源，加快建设超高清视频产业集群，推动产业链核心环节向中高端迈进，建立完善产业生态体系，缩小在核心技术方面差距，形成技术、产品、服务和应用协调发展的良好格局。

This paper reviews the development status and standard formulation of Ultra-high definition TV at home and abroad, introduces the development policy of Ultra-high definition TV in China, summarizes the main technical work China has done in the field of Ultra-high definition TV, analyzes the Ultra-high definition TV industry chain, proposes to rapidly enrich the ultra-high definition video content resources, accelerate the construction of Ultra-high definition video industry clusters, and promote the core links of the industry chain to move towards the middle and high end, Establish and improve the industrial ecosystem, narrow the gap in core technology, and form a good pattern of coordinated development of technology, products, services and applications.