Use of card USB flash drive

Of course, the length of the card is similar to that of the card, but slightly thicker than that of the UnionPay card. The slightly protruding side is the ferrule. Just press it gently from the back (there are two extra grooves), and the card core can be easily turned out. Legend has it that the ultra-thin card U disk appeared ... just plug it into the USB port. Never use brute force, or you will break the bottom sleeve together. Ultra-thin card, which can be inserted into wallet, clothes pocket or buckled on lanyard;