With the method of enhanced standing foot fall to the ground than ordinary standing foot landing way more strong, reliable, and convenient fixation and installation, armrest frame with combined stand feet long, simple structure, in addition to beautiful, also facilitate the use of a chair other facilities are connected with the environment, such as air vents, power supply interface, etc. Reinforced foot and ordinary stand feet: the difference between a station foot: points (single leg landing) landing on one foot and armrest standing foot landing (stand feet directly with armrest frame phase coupling) two kinds. Single leg landing seat standing foot support seat center, in addition to its beautiful, also facilitate the use of chair foot other facilities are connected with the environment, such as air vents, power supply interface, etc Enhanced standing foot fall to the ground, solid, reliable, convenient fixed ? and installation http://www.sxjdzb.com/newslist_cn-1.html