Writing Accessories high quality plastic binding spiral,pvc plastic book binding spiral coil,spiral coil pitch

Our factory specilizes in manufacturing high quality book binding materials, such as nylon coated double loop wire, plastic coil, nylon coated metal coil, nylon coated calendar hanger, plastic comb...etc and related book binding machines. Our company has passed ISO9001 international quality system; All of our binding materials passed strict SGS testing and binding machines with CE certificate. They meet the standards of Euro-American markets We have full sets of advanced a...