1)The main material is high-strength aluminum alloy which is hardened and surface treated. 2)The whole height can be adjusted in more than 4 positions for the convenience of CPR, tilt angle can be adjusted in more than 12 positions. 3)Equipped with aluminum alloy adjustable guardrails and two safety belts for the convenience and safety of patient transport. 4)Equipped with adjustable two-stage I.V. Stand, The maximum adjustable length is 75cm; Position adjustment adopts new type pressure spring pipe mechanism. 5)It has a separable structure, the upper part can be separated and be used as a simple stretcher, and two parts of the stretcher are locked by a secure and safe locking mechanism. 6)Stretcher mats are made of PVC material in a concave shape, thickness 10cm. 7)Only one medical staff is needed to push the stretcher into the ambulance car. 8)The folding mechanism of the leg part can be controlled by the handgrips on both ends. It must be fixed after loading into the ambulance car. 9)The loading height is 60cm. Wheel size: Ø150mm.