The OBC/DCDC assembly and testing line for new energy vehicles integrates mechanical, electrical, and control technologies to enable automated handling, assembly, and inspection of automotive power units. Utilizing advanced equipment and rigorous testing procedures, it comprehensively evaluates product performance across key parameters such as data processing, power consumption, stability, and reliability. An intelligent control system monitors and adjusts production parameters in real time, ensuring that each unit is assembled and tested under optimal conditions. This provides a robust guarantee of efficiency and quality for new energy vehicle production.