电源设备股集体走强，中来股份20%涨停

Group 1 - The core viewpoint of the news is the significant rise in power equipment stocks, indicating a positive trend in the sector [1] Group 2 - Zhonglai Co., Ltd. experienced a 20% limit-up increase in stock price [1] - Haibo Sichuang's stock rose over 11% [1] - Jixin Technology's stock increased by more than 7% [1] - Yunnan Energy Investment, Yijing Photovoltaic, and Kuake Electronics all saw stock price increases of over 6% [1] - Yema Battery, Shangen Electric, and Penghui Energy experienced stock price rises of over 5% [1]