AIDC引发全球缺电，电网设备ETF（159326）全市场规模最大，杭电股份4连板

Group 1 - The A-share market showed mixed performance on February 4, with the only electric grid equipment ETF (159326) experiencing a decline of 0.39% after an initial surge, while trading volume reached 394 million yuan, and stocks like Hangdian Co. and Hongsheng Huayuan hit the daily limit [1] - The electric grid equipment ETF has seen a net inflow of over 10 billion yuan this year, bringing its total size to 17.577 billion yuan, making it the largest power-related ETF in the market [1] - The global AI computing power boom has led to a persistent electricity shortage in data centers, with high-power and stable electricity supply becoming crucial for computing clusters, thus upgrading transformers to core infrastructure for computing power [1] Group 2 - The electric grid equipment ETF (159326) is the only ETF tracking the China Securities Electric Grid Equipment Theme Index, with a strong representation in sectors such as transmission and transformation equipment, grid automation equipment, and distribution equipment [2] - The smart grid sector holds a significant weight of 88% in the index, while the ultra-high voltage segment accounts for 65%, both being the highest in the market [2] - The ETF includes leading companies such as TBEA, China XD Electric, and Baobian Electric, which are prominent players in the export market [2]