According to the carrying capacity, there are minivans (under 1.8 tons), light trucks (1.8-6 tons), medium goods vehicles (6-14 tons) and heavy trucks (over 14 tons). Read, and strive to let the car can satisfy various age, all kinds of class from the appearance, even the different needs of various cultural background, make cars become true science and art of combining the best image, finally to achieve the most perfect state. The essence of economic value is human labor in the process of human economic products and relations. The value of the use value of creating products and the labor value of creating production relationship. The value concept in "das kapital" refers to exchange value, which is the essence of capital relations. Can't be replaced by local value