... of high quality fiberglass, to be assembled on window screen or door screen, widely in houses, farms, orchards, ranches, etc. ... Product Characteristics:· Easy washing, Long service life· Screen edge cut straightly by sight· Proper ventilation, comfortable vision· Straight ... to be faded under sunshine for long time Main Production Process: 1 Silk Drawing > 2 Yarn Twisting > 3 Yarn ...