The customized electric equipment for dragging power generation and welding used in Oilfield field pipeline construction is delivered to the construction department for use; This tow generation welding dual-purpose electric equipment can be suitable for any bumpy road and non Road, equipped with night work lighting, can place 4 sets of 400 welding machine or 2 sets of gas shielded welding (including gas cylinders), the wire tray can be hoisted and support rod can be rotated, the equipment is equipped with a hook to tow other equipment;