Are there any special problems to pay attention to when traveling to Korea?

The voltage in Korea is 1 10-220V, and the plug is a concave two-pin round plug. Unlike China, it needs to carry a converter. Travel notes in Korea 1. Under normal circumstances, hotel tap water is safe to drink; The hotel does not provide personal items such as toothpaste, toothbrush and slippers. Please bring your own. 2. The check-in time of the hotel is usually 14:00 pm, and the check-out time is before 12:00 pm, and extra charges will be charged for overtime. 3. General hotels can use 220v and 1 10v. It is recommended to bring your own two-phase round needle plug. 4. Time difference: The time difference between Seoul time and China Beijing time is 1 hour. 5. China Mobile and China Unicom can't use international roaming in Korea, but they can make domestic calls by using the purchased phone card or the phone in the hotel room. 6. Korean cuisine is mainly kimchi, barbecue and fish, spicy and less oily, and pays attention to fresh materials, which is very different from Chinese food. If you are not used to eating in Korea, you can bring some snacks such as mustard tuber according to your taste. If you visit Korean friends and customs officials, you should know Korean customs, such as holding a wine bottle in one hand and holding an arm in the other; Respect the host's food once or twice for the first time and accept it for the third time; It is impolite to refuse a toast. If you can't, there is still a little wine in the glass. Koreans forgive drunken people; You don't have to eat the dishes on the plate very clean, otherwise it is disrespectful to the host; Don't smoke and wear sunglasses when the elders are present. Accept things with both hands, not. Don't open the gift in front of you. Koreans prefer odd numbers to even numbers. Use white gift bags instead of red ones, and so on. As the saying goes, it is not surprising to be polite to many people. It's always right to know more. South Korea's overall price level is slightly lower than that of the United States and Japan. Transportation: 600 won for ordinary bus, 600 won for subway section, 0/900 won for ordinary taxi and 4,000 won for model taxi. Diet: Korean food in ordinary restaurants is 5000-6000 won, and McDonald's is 3900 won. This is a big MAC. Accommodation: super hotel (150000 won ~), sightseeing hotel (80000 won ~), hotel (20000 won ~ 50000 won), residence (20000 won ~ 40000 won) Others: domestic cigarettes 1300~2000 won.