电科院(300215.SZ)：可提供风电、光伏等新能源发电设备的检测服务和储能设备的检测服务

Group 1 - The company, Electric Power Research Institute (300215.SZ), specializes in high and low voltage electrical equipment testing services [1] - The company also provides testing services for new energy generation equipment, including wind power and photovoltaic systems [1] - Additionally, the company offers testing services for energy storage devices [1]