Greenhouse-king series tractor are designed for greenhouse and gardens specially.It is directly connected with double-cylinder/three cylinder engine,It has jaw type differential lock,singe-side brake and dual-speed PTO.The outside is low,short and narrow,so it has compact structure and small radius of turning circle.The oversize even is smaller thean single-engine tractor.When work in ordinary greenhouses,it can plough freely without dead angle,Their depth of plough and degree of rotary smash are better than ordinary single-engine four -wheeled tractor or farm managing machine.The working efficiency is high and working quality is good.With different implements,the tractor can accomplish different kinds of works,such as plough,fertilization,crushing,spray ,etc. in vegetable and flower greenhouses or gardens.And also,this tractor has all the other functions as other tractors.It is an ideal machine for greenhouse and gardens.