1. Back inclined angle 70 ± 5 ° ; 2. Static load: ≥250 kg, adjusted load: ≥200 kg; back bed surface adopts double-support structure, strong and firm, double-support is 3.0 mm cold-rolled steel sheet stamping forming; Strengthen the load-bearing capacity of the back bed plate, rocker force is small, shaking more relaxed, flexible and safe. 3. The side guardrail is fully covered, and the guardrail is divided into three grades, which can be adjusted according to daily nursing needs. 4. A group of rockers are provided to control the folding function of the back bed board, the screw adopts high strength and high quality 45 # steel, high supporting force, built-in die steel nut, quiet wear-resisting, pressure-resisting, long life, equipped with two-way non-limit protection device, screw with ABS dust protection device, enhance the service life and safety performance, easy to operate. 5, quality cold-rolled plate bending into a strip spraying bed panel, 6, bed screen and bed frame with stainless steel bolt connection and fastening, easy to disassemble, does not take up storage space 7, bed screen column diagonal with 2 drop frame Jack;