Shanghai allstar industrial co.,ltd

Main product: roll forming machine, eps/pu sandwich panel production line, rolling shutter door panel line, pu sandwich garage door panel line, corrugated sheet roll forming machine, double layer roll forming machine, c/z/u/hat purlin roll forming machine, glazed tile roll forming machine, roof/wall roll forming machine, highway guardrail roll forming machine, square/round downpipe roll forming machine, floor deck roll forming machine, tapered sheet roll forming machine, joint hidden roll formin