感谢超高清升级，才知道家里是4K电视！

Core Viewpoint - The article discusses the rapid adoption and market penetration of 4K televisions, highlighting the importance of content and signal quality to fully utilize the capabilities of these devices. Group 1: Market Overview - 4K televisions have become a significant selling point in the market, transitioning from high-end products to mainstream options with prices starting from around 1,000 yuan for 50-inch models and up to over 10,000 yuan for 100-inch models [2][4] - In 2023, global shipments of 4K televisions reached approximately 150 million units, accounting for over 70% of total television shipments, with a projected increase to 160 million units in 2024, representing a year-on-year growth of about 6.7% [4] Group 2: Industry Participants - Major global players in the 4K/8K ultra-high-definition television market include Sharp, Sony, LG, and Samsung, while domestic brands in China consist of TCL, Hisense, Haier, Changhong, Konka, as well as emerging brands like Huawei, Honor, and Xiaomi [5] Group 3: Content and Signal Development - The availability of 4K content and signals is crucial for enhancing the viewing experience, with the National Radio and Television Administration planning to launch 13 new ultra-high-definition channels by the end of 2025 and an additional 11 channels in 2026 [10][11] - By 2025, the number of ultra-high-definition channels in China is expected to reach 12, with platforms like iQIYI, Youku, and Tencent planning to have over 50% of their newly added programs in ultra-high-definition [11] Group 4: Consumer Engagement and Upgrades - The "Oriental Cable Ultra HD AI Upgrade Action" launched in Shanghai aims to provide free upgrades of ultra-high-definition AI set-top boxes to cable television users, facilitating access to enhanced viewing experiences [10][11] - Consumers can also benefit from a television renewal service, allowing them to purchase 4K televisions at discounted prices, further promoting the adoption of ultra-high-definition technology [13]