포장 봉지를 패키징하는 물질을 구축하는 반죽된 밸브 다중봉지 포장 봉지 환경 보호

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Discover the Pasted Valve Multiwall Paper Bags, perfect for environmental protection and building materials packaging. These bags are ideal for industrial, chemical, and food material powder, featuring high capacity and optional PE-liner for moisture-proof protection. Customizable for various needs, including waterproofing and anti-slip features.