·The research and development of Bed Elevator Green Max-B spark plugs the spirit following in the medical treatment industry, heal the wounded and rescue the dying ,treat the sufferer with excessive care ,offer charity is the basic rule of Guangri cherish life and resources .·In the new tide of medical treatment ,human care and medical treatment service economy ,Guangri research and develop a new generation .GreenMax-B series ,which is a type of intellectual environment Bed elevator on the basis of 30years elevator experience .Provide complaisant service ,build harmonious society ,provide the best transportation solution for the continuous development of medical treatment .Humanization design.·Bed elevator GreenMax-B adopts 32 bit micro processor one integrated control system, combine reasonably the drag control system and logical control system .Reduce the connection of control cabinet to least .Buildup effectively the anti-jamming of electronic system and EMC power.·Bed elevator GreenMax-B combine perfectly the coaxial transmission and advanced servo frequency conversion control technology ,which can not only make the drive more strong but also make elevator travel smoothly ,landing exact , the patient and sickbed can enter and out without any obstacle.