Trailer box loader for loading and unloading 20ft container and 40ft container, Trailer box loader with 37 ton to 42 ton lifting capacity. Sidelifter Container Trailer with wireless remote controller and manual operation, It just take 10 mins to load or unload with remote controller. with the reliability, effective and safe technology, our trailer box loader have been exported many countries in the world,such as Djibouti, Mozambique, Tanzania,