طبقه بندی کاغذ

با توجه به سمت کیسه، روش های آب بندی ته و پایین متفاوت است

: NKK (طناب سوراخ‌دار و رزوه‌دار)، NAK (بدون سوراخ با طناب، تقسیم‌بندی شده به نوع بدون تا و استاندارد)، DCK (دسته حفاری بدنه کیسه‌های بی‌سیم)، BBK (با زبان پانچ نمی‌شود).

: including archives, envelopes, handbags, cement bags, feed bags, wax paper bags, fertilizer bags, laminated paper bags, four-layer paper bags, medicine bags, clothing bags, food bags, shopping bags, gift bags, wine bag. For different purposes, the designed specifications and sizes, including the thickness of paper bags, have many requirements, so they must be customized according to the actual situation to achieve the purpose of double the result with half the effort, economical and practical, and provide for material reduction, green environmental protection, and corporate capital investment. More protection.