Swiss Army knives cannot be carried on high-speed trains. The "Items Prohibited and Restricted for Railway Entry and Boarding" stipulate: daggers, triangular knives (including triangular scraper knives for mechanical processing), knives with self-locking devices, and other similar single-edged or double-edged controlled knives; outside controlled knives, sharp or blunt weapons such as kitchen knives, table knives, slaughter knives, axes that may endanger passenger safety; batons, tear gas devices, tear gas guns, stun guns, nail guns, defense devices, bows, crossbows, and other equipment are prohibited from being brought into train stations.