Multi-functional micro-mining excavator can be used for nick handing and loading and loading fore farms and Wood yards. 1: e used for hard soil. crashing and splitting of weathered stones, for mining, indoor corruption. and for planting tree pits. Small constnx-tion machinery rash played a major rose in the constnnion of municipal engineering and transportation and has been rapidly developed. In these projects, small excavators have made great cons tutors to saving manpower and material resources, meter varices operational requirements of the city, maximizing their production capacity in the narrow wording space of the city. and representative of urban construct An. Sex construction machinery. The development of small excavators mainly depends on the development of urban construction. Dice to the transformation and exertion of the city, the consmcben time is short, the conjunction machinery has Cried impact on the surrounding environment safety, low pollution small radius of gyration, easy transportation and The appearance of the city s coordinated and so on.