AI算力带动变压器高景气，电网设备 ETF（159326）收涨，跟踪全市场最“纯”电网指数

Group 1 - The A-share market showed mixed results on February 10, with the Shanghai Composite Index rising by 0.13%, the Shenzhen Component Index increasing by 0.02%, while the ChiNext Index fell by 0.37% [1] - The electric grid equipment sector performed strongly, with the electric grid equipment ETF (159326) closing up by 0.95% and a total trading volume of 884 million yuan [1] - Key stocks in the sector included Hengtong Optic-Electric, which rose by 7.29%, and Sifang Co., which increased by 5.37% [1] Group 2 - The demand for electricity in data centers has surged due to the explosion of AI computing power, leading to a critical shortage of high-performance transformers [1] - According to Guojin Securities, transformer exports have remained high, with power transformer exports reaching 5.5 billion USD from January to November 2025, a year-on-year increase of 49%, while distribution transformer exports were 2.5 billion USD, up by 13% [1] - The higher growth rate of power transformers is attributed to their greater technical difficulty and longer production expansion cycles [1] Group 3 - 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 has a weight of 90%, and the ultra-high voltage sector has a weight of 67%, both being the highest in the market [2] - Leading companies in the sector include Tebian Electric Apparatus, China XD Electric, and others, which are significant players in the export market [2]