Seedance概念活跃，国投智能领涨超9%！大数据ETF（516700）盘中拉升1.8%，冲击4连阳！

Group 1 - The core focus of the news is the significant rise of the Seedance concept, particularly in the domestic computing and AI application sectors, with the big data ETF Huabao (516700) experiencing a price increase of over 1.8% at one point and currently up by 1.09% [1] - The AI video generation model Seedance 2.0 from ByteDance has gained attention for its ability to generate high-quality videos from text and images, supporting video segments of 5 to 15 seconds with multi-angle shots and dialogue [1][3] - The domestic video generation field is becoming increasingly competitive, similar to the state of large language models in 2025, with companies focusing on differentiated development in specific application scenarios [3] Group 2 - The data center is identified as a core infrastructure for AI, with a high demand in the computing market driving steady growth in the IDC industry [3] - The Huabao big data ETF (516700) tracks the CSI big data industry index, with a significant weight of 40.91% in computing concepts and 37.43% in AI application concepts as of the end of 2025 [3][5] - Key stocks in the ETF include industry leaders such as Zhongke Shuguang, Keda Xunfei, and Inspur Information, with a focus on technology self-reliance and the acceleration of domestic substitution processes [5]