电网设备、特高压板块盘初活跃

Group 1 - The core viewpoint of the news highlights the active performance of the power grid equipment and ultra-high voltage sector, with specific companies like Hanlan Co., Ltd. and Senyuan Electric achieving consecutive gains [1] - Companies such as Hengtong Optic-Electric, Changfei Optical Fiber, Hongxiang Co., Ltd., Electric Power Research Institute, and Jicheng Electronics are also experiencing upward trends in their stock prices [1]