ALPHAMAC found in 2007 by Mr. Alex Gao, is a professional manufacturer specializing in the developing and manufacturing cold roll forming machine, Slitting cutting machines ,light steel gauge frame machines and insulated sandwich panel machines. Roll Forming Machines: Metal roof & wall panel roll forming machine, steel tile roll forming machine, dual level roll forming machine, C/Z/U/L shaped steel roll forming machine, drywall stud and track roll forming machine, steel floor deck roll forming machine, highway guardrail roll froming machinem downspout roll forming machine, rainwater gutter roll forming machine, portable downspout / gutter machines, door frame roll forming machine, roller shutter door roll forming machine, no-girder k span arched panel roll forming machine, slitting & cutting, roof curving machine, stacker machine and so on. Insulated Sandwich Panel Machines: EPS sandwich panel machine, rockwool sandwich panel machine, eps & rockwool sandwich panel machine, mineral wool sandwich panel machine, pu sandwich panel machine and so on. ALPHAMAC engaged in the steel structure industry in many years and devoted to developing some steel structure machines with a professional technology and reasonable price, In paticular, we can provide professional service, high quality, through design and installation. At Alphamac, our experience is your success.