Our construction equipment (engineering vehicles) is specially designed for executing construction tasks. For example, our bulldozers (crawler caterpillar tracked tractors) can be used to move large quantities of earth, sand, rubble, etc. Our tractor trailers (or tractor unit, semi-trailer truck, articulated truck, etc.) are able to serve as a method of moving a trailer; production truck, or tipper lorry (tip truck), and are usually used for transporting sand, gravel or dirt, while special vehicles like tanker lorries (tank trucks), are widely used to carry dry bul...