西班牙采购需求：平底袋、平底咖啡袋、卷膜、卷式包装膜、软包装膜、食品蒸煮袋

Subject: RFQ – Custom Flat Bottom Zip Bags We're in search of a reliable manufacturer for durable custom printed plastic bags suitable for industrial applications. Specifically, we need flat bottom zip bags with a resealable closure, made from heavy-duty plastic with a matte white finish. Preferred features include a flat stable base and an optional carry handle. Please send us your quotes for 5 kg and 10 kg capacities in quantities of 500, 1,000, and 2,000 pcs, including unit prices, tooling costs, lead times, shipping dimensions, material specs, available certifications, and sample options. We're aiming for a long-term partnership, so your detailed response will be greatly appreciated.