dual-purpose cardboard folder series info booklet document bag high-capacity exam paper organizing storage book folder 两用纸板文件夹系列资料册文件袋大容量试卷整理收纳册文件夹

The dual-purpose cardboard folders series are made from high-quality cardboard. The colors on the surface include blue, gray, black, and red, with A4 design sizes. The folders feature double strong clips, with clips located at both the top and side, allowing simultaneous holding of two different types of documents. They are highly durable, not easily falling off, and can be carried around without issues. They are ideal for document organization and meeting records, making them suitable for contemporary office use. The wholesale price for the dual-purpose cardboard folders series is negotiable; 50–60 pieces per unit, with a minimum order quantity of 5 pieces.