Functions: 1 ABS,steel shelf,fast dismantled bedstead,with four anti-impact protection equipments.2 Installed side turnover banister on both sides of bed. 3 Centre control castors(diameter 150mm),which are brake at the same time. 4 Molded and punched bed surface strip,having good ventilation. 5 The lifting of back, leg and the whole body are controlled by medical electro-motor. 6 The main material of the body is carbon steel,with painted plastic.