The jack is an important hydraulic pressure production which is wisely used in the load car or the equipment and adjust its level,the jack is mainly used in mines and transportation ect.and is used as support.the jack is made of rigidity lift parts and it used the btacket on the top and gripping device on the bottom to raise the heavy parts in small distance. The products range of our company includes screw jack, horizontal jack, split jack and oil jack. And the capacity varies from 0.7t to 200t.