封面燙金，兩側密封，設有拇指凹槽，可垂直或水平使用，非常適合存放重要文件。
非常適合裝填、存放重要文件和文件。提供多種OEM設計，並可膠印。
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.
