37 Battery charging services for motor vehicles; Charging station services for electric vehicles; Installation and maintenance of photovoltaic installations; Installation of data processing apparatus; Installation of renewable energy generation equipment; Installation of solar heating systems; Installation of wiring and power supply equipment for transmission and distribution of electricity suitable for electric vehicle recharging stations; Installation, maintenance and repair of solar installations for generating power; Installation, maintenance and repair of charging pile equipment; Installation, repair and replacement of vehicle battery; Rental of portable power chargers; Vehicle battery charging