电网设备板块盘初多数调整，华明装备、国电南自、金盘科技跌超7%

Group 1 - The electric grid equipment sector experienced a majority of adjustments at the beginning of trading on October 17, with several companies showing significant declines [1] - Huaming Equipment, Guodian Nanzi, and Jinpan Technology saw drops exceeding 7%, indicating a notable downturn in their stock performance [1] - Other companies such as Zhongdian Xinlong, Tongda Co., and Teruid also followed the downward trend, reflecting a broader impact on the sector [1]