The utility model discloses a practical training platform for remanufacturing a scrapped automobile door. The device comprises a base, a vertical frame is arranged on the rear side of the base; An L-shaped frame used for installing an automobile door is arranged on the front side of the base. wherein the two ends of the L-shaped frame are connected with the base and the vertical frame respectively, a side anti-collision beam of the automobile door is connected with the L-shaped frame, a control cabinet is arranged on the vertical frame, and a burglar alarm controller, an automobile window lifting controller, a central control door lock controller and a rearview mirror adjusting motor are arranged on the control cabinet. The practical training platform fixes an original vehicle door throughan L-shaped frame. The control cabinet is designed for operation control, and can be matched with the renovating, sectioning, cleaning, painting and other processes of the original scraped car door to manufacture the car door comprehensive system practical training platform, so that students can learn and understand the working principle and action process of the car door and window, the teachingeffect is improved, the waste utilization is realized, and the current environment-friendly trend is met.