Fireproof rolling shutter door is a fire equipment product widely used in large space fire compartments. Henan fire door is an electric control linkage fire equipment product, and its complexity is far more than that of ordinary fire doors and fire windows. It has more than a dozen components, mainly including fire shutter shaft, guide rail, roller shutter door header, fire shutter plate, fire shutter control box The components such as manual quick release switch device, fire motor, Henan fire door control switch, fire shutter limiter, safety device, box, base plate, support, etc. shall be manufactured with fine requirements. The exposed surface of parts must be treated with anti-corrosion treatment. The coating and coating of Henan fire door fire shutter door shall be uniform, the welding shall be firm, the appearance shall be flat, and no slag inclusion or missing welding is allowed, The surface of fire shutter, guide rail, door header, reel and other parts shall be free of cracks, indentation, obvious concave convex, hammer marks, burrs, holes and other defects, and the average noise of opening and closing of the shutter and operation of Henan fire door shall meet the requirements.