封面烫金，两侧密封，设有拇指凹槽，可垂直或水平使用，非常适合存放重要文件。
非常适合装填、存放重要文件和文件。提供多种OEM设计，并可胶印。
The cover is gold stamped, sealed on both sides, has a thumb groove, can be used vertically or horizontally, and is perfect for storing important documents.
Ideal for filling and storing important documents and files. A variety of OEM designs are available, and can be offset printed.
