1. Double-sided removal of metal layer with double-sided metallization fifilm. 2. Outsourcing and inserting function can effffectively solve the appearance problems of safety fifilm, high square resistance and ultra-thin fifilm capacitors, and improve product performance. 3. Double-drive winding structure works synchronously to maximize production effiffifficiency. 4. It has the function of automatic tightening of key-type diaphragm disc to improve operation effiffifficiency and convenience. 5. The machine adopts AC servo and pneumatic tension control to improve product accuracy. 6. PLC and touch screen control, with capacity calculation, parameter storage, data reading function, to achieve intelligent operation. 7. Integral rack and main winding mechanism can improve seismic resistance and ensure the durability of accuracy. 8. Translational staggered edge adjusting mechanism ensures the accuracy of the tray after moving, and the operation is convenient. 9. It has the function of automatic wiring and directional pre-flflattening.