Plate Bender Series is one of major products manufactured by CONTRUST, which includes two big ranges of three-roll plate benders and four-roll plate benders, can bend, roll, level and correct metal plates. It applies to ship-building, boilers, aviation, hydroelectric, chemistry, metal-structure and machinery-building industry, etc. The plate bender has made use of the advanced technology of this century and developed on the basis of having been designed, reformed, imported and improved.