Pa is widely used as phthalate plasticizer, unsaturated polyester resin, dye intermediate. Pa manufacturing method is divided into ortho-xylene based process and naphthalene based process by used raw methrials and fixed and fluidized bed type by used catalyst. Net wt. 25kg paper bag/p.P woven bag Polycon bag : 250kg, 450kg, 500kg, 550kg, 600kg, 750kg