... ,Perforated Blocks (4)top quality Our history: we have specialized in Block moulding machine more than 20 years since 1989,with the ... blocks such as paver, grassland brick, wall built brick, dam block, square ground brick, sidewalk brick and port brick etc. just ... can make the wide range of blocks:PK block,Hollow block,Paving block,block use for plaza,block use for hill slope, curb stone ect ...