Drop and pull Transport is an economic, environmental protection, a high efficient mode of transportation. It has already been widely used in production practice in developed western countries. But the development of it in our country has been limped. The paper analysis from three aspects: Fixed costs, variable costs, the total cost of economic benefit. Also, this paper looks into the Fuel and carbon dioxide emissions from the social benefit. Thereby obtain energy saving and emission reduction. drop and pull Transport has raise transportation economic efficiency and social efficiency advantage.