... , cement, chemicalindustrial raw material, building material etc. 2) Horizontal packaging: Metal pipe, aluminum alloy material, timber etc.3) Rotational twist: Rolling ... . 7) Manual packaging: It is used in wholesales, journal, printing, electronic product, foodstuff etc. 8) Ring twist packaging: Type, wire, cable ... .8.Photo of the machine Dongguan Xinhuida Stretch film machinery Co.,Ltd