1.Hydraulic Techs Energy Saving, Durable, Noiseless, Movement Smooth. 2. small risk ... left-front, left-back, right-front etc.Hydraulic TransmissionThe power support given via the hydraulic pump is more powerful but than via electronic ... Load 2000kg Weight 300kg Control System Computer Chip TransmissionHydraulicsAbout usYunfa Hydraulic Machinery plans, designs and manufactures 4D Dynamic Seat installed ...