Canning's view Planning is not only the premise and criterion of organization, command and coordination, but also closely related to the management and control activities. The plan sets the data, scales and standards for various complex management activities, which not only provide direction for control, but also provide a basis for controlling activities. Experience tells us that unplanned activities are uncontrollable and uncontrollable. Because the control itself is to correct the deviation of the deviation plan, to keep the management activities consistent with the objectives. The following quarterly results chart shows six quarters of growth. It includes garbage trucks, refrigerated truck trucks, dump trucks carrying sand, concrete transporters, tankers, as well as trailers, semi-trailers, container trucks, etc.