Materail：stainless steel board, aluminum board, cold and hot steel board,copperplate and fiberboard, plastic board and so on.
Uses：be used to civil construction, mechanical device protection, handicraft manufacture, upscale sound heartcover,grain ventilates.
It also can be used in architectural, the road, the bridge.The product quality has achieved the national standard and theprofession examination standard.
Feature： light weight,skid prevention and artistic
Shape：long square hole, square hole, round hole,triangle hole, hexagonal hole, the plum blossom hole, ichthyosisthe hole ， scale hole and other different kinds of hole,The company can process the different kinds of type accroding the customer order.