This project is a non-standard customized DNOX production line for the automotive industry. The equipment is composed of 22 stations in the project. The U line of the factory is formed by connecting workstations. The main idea is that the operator is responsible for the placement of materials, the equipment is responsible for the assembly process accuracy and assembly process dislocation, and the operator's comfort and ergonomics give full play to the man-machine collaboration convenience and durability.