Products or services: OPP bag; OPP plastic bags; OPP packaging bag; OPP. CPP bag; Propylene bag; POF shrink bag; Jewelry bag; Flat pockets; Valve bag; OPP blank bag; OPP printing bag; OPP bag; Yiwu low price OPP bag; OPP triangle bag; Trapezoidal bag different line bag; Flowers bag