Credit card folding knife. This knife looks like a thick credit card, which is difficult to be found by security personnel, but the steel sheet hidden in the card is actually the blade, and the rest of the card is the handle. This year, the airport seized 49/kloc-0 credit card knives through metal detectors and full-body scanners, with an average of about 20 knives per week.
On May 14, the police of Yunnan Provincial Public Security Bureau Civil Airport Public Security Bureau seized a female passenger carrying a large number of other people's credit cards at the security checkpoint of Changshui International Airport. Among them, there are 52 cardholders, 72 of whom can't contact with their credit cards, and the passengers can't provide relevant materials to prove the legality of holding other people's credit cards.