The belt conveyor system engineering contract of Tianjin Port 200# ,201# berth loading and unloading storage and transportation process system technical transformation project is a conveyor system composed of 23 conveyors. The conveyor belt is made of anti tearing steel rope core (st type) belt. The working face of the belt is ≥ 8mm, the width is 2000mm, the belt speed is 3.15m/s, the conveying capacity is 2700t / h, the total length of horizontal projection length is 2726.5m, the high climbing height is 31.5m, the large climbing angle is 16 ° and the total power is 8400kw.