大涨3.6%！大数据产业ETF领跑市场！重磅利好政策迭出+阿里全球扩张布局，516700创2年多新高！

Group 1 - The core viewpoint highlights the significant rise in the big data industry ETF (516700) due to favorable policies and Alibaba's global expansion, with a trading increase of 3.6% and a peak of 4.59% during the day [1] - The ETF's trading volume surged by 426%, indicating strong buying interest and potential capital inflow into the sector [1] - Key constituent stocks such as Tianxiexiu and Inspur Information reached their daily limit, while others like Zhongke Shuguang and Yonyou Network saw gains exceeding 6% [1] Group 2 - Recent policies from the Ministry of Commerce and other departments aim to boost digital consumption and establish international data centers and cloud computing centers in free trade zones [2] - The release of the national standard focusing on data security and personal information protection provides a clear path for organizations in the data security field [2] - Alibaba announced significant investments in AI infrastructure, planning to build new cloud computing nodes in Brazil and France, which is expected to drive demand for servers and data centers [2] Group 3 - The big data industry ETF (516700) tracks the CSI Big Data Industry Index, focusing on sectors like data centers and cloud computing, with major stocks including Zhongke Shuguang and Inspur Information [3] - The emphasis on "technology leading the way" and the acceleration of domestic substitution processes are seen as catalysts for growth in the sector [3][4] - The current trend towards technological self-reliance is expected to create a broad market space for AI and security integration [2][4]