Jiangyin Banghong Machinery Co., Ltd. is a company specializing in the production and processing of metal forming equipment, machinery, hardware, fire damper equipment, fire damper production line, air volume valve equipment, air volume regulating valve production line, positive pressure air supply outlet equipment, positive pressure air supply outlet production line, blade production line and other products. Jiangyin Banghong Machinery Co., Ltd. is recognized by the industry for its integrity, strength and product quality. Welcome friends from all walks of life to visit, guide and businessFire Valve molding production line, molding process discharge, molding, punching, folding, cutting. The new generation of automatic forming production line of fire-proof Valve has the advantages of small equipment area, no waste, accurate positioning, non-stick zinc roll, good forming effect and simple operation, greatly improving the production efficiency and product quality of fire-proof Valve. And the equipment is very cost-effective. negotiation.