What are the precautions for Swiss tourism? What should I pay attention to when traveling to Switzerland?

In Switzerland, connecting flights are very compact. In order to avoid affecting tourists' mood by missing the train, it is best to check the transfer details on the Swiss Federal Railway official website before departure. Switzerland must buy tickets in advance when taking public transport, and the Swiss Federal Railway will be fined from 90 Swiss francs without a ticket. Although several major cities in Switzerland have been included in the list of safe cities in the world, with the participation of the Schengen Agreement, the social security in Switzerland has gradually deteriorated. Some safety details to pay attention to: pay attention to the luggage on the luggage rack on the train; If the clothes are hung on the coat rack by the window, don't put too many important items such as cash and certificates in your pocket; Try to avoid walking alone late at night; Keep a copy of your passport, keep the money separately, and don't put a handbag in the car. Beware of impersonating a policeman and stealing in the name of inspection. Swiss police generally don't check travel documents on the streets and scenic spots. Tap water in Switzerland can be drunk directly. Many places provide open-air drinking pools, but there are also landscape fountains as decoration. You can't drink that kind of water, please pay attention to the drinking water sign. Supermarket to buy mineral water with carbonated water and without carbonated water, please choose according to your own preferences. Credit cards are accepted in most places in Switzerland, UnionPay cards are basically accepted by ATMs, and many merchants in big cities accept UnionPay cards. It is recommended not to carry too much cash with you to avoid unnecessary losses. Most shopping malls and supermarkets in Switzerland are closed on Sundays and holidays. It opens at 9:00 in the morning, and is open from Monday to Thursday until around 18:30, from Friday to around 20:00, and closes on Saturday at around 17:00. Shops in railway stations are generally open 7 days a week and open until 22:00 every day. In addition, the business hours between cities will be slightly different. Every city has a tourist information office, where you can get a free city map and consult the surrounding tourist attractions and routes. Swiss cities are small and scenic spots are relatively concentrated. Cycling in the same city is a good choice. Railway stations in major cities provide bicycle rental services, and some cities also provide bicycles for tourists free of charge. Some cities provide paid self-service car rental service, so please avoid returning the car at transportation hubs such as railway stations during peak hours. The speed limit of Swiss cars is 50km/h (30km/h in some areas), national highway is 80km/h, and expressway120km/h.. The Swiss public transport system stops early, small cities stop at weekends, and all taxi stops at railway stations have free taxi reservations. The terrain of Switzerland is mostly mountainous, and the temperature on the mountains changes greatly. Even in midsummer, it is best to prepare a windproof and cold-proof coat when traveling in mountainous areas. Switzerland is a country that is very polite to many people. People are very polite, even people who don't know each other will greet each other on the mountain road. Switzerland is more suitable for road trip, but it is not easy to find parking spaces in big cities, and parking fees are also expensive. It is recommended to combine self-driving with public transportation.