Today, the Science Innovation 50 Index closed down 2.05% to 727.21 points. On the market, the semiconductor sector fell, with Xinhai Technology falling more than 7%, Hengshuo, Cambrian, Yuanjie Technology, and Baiwei Storage falling more than 6%, and Lin Weina falling more than 5%. Sentiment in the low-altitude economy sector was sluggish. Yuntian Lifei closed down 10%, traffic control technology fell more than 7%, and Gudian Defense and Aerospace Hongtu fell more than 5%. High-speed connector concept stocks continued to be active. Huafeng Technology rose more than 14%, and Ruikoda followed suit. The power grid equipment sector rose. Southern Grid Technology rose more than 7%, and Jinpan Technology and Jinguan Electric followed suit. According to the news, relevant documents from Shanghai suggest that the scale of green power transactions will reach more than 5 billion kilowatt-hours by 2025.