The basic common sense of civil decency. Environmental awareness must be built, environmental hygiene must be kept clean, rail and civil aviation regulations must be observed, and dangerous and prohibited goods must not be carried by air. Walk to the right, walk the sidewalk. When crossing the street, be careful with traffic signals, and when the green light comes through the zebra line of the sidewalk, there shall be comity among pedestrians. Don't break the red light, don't cross the road block. No snacks, no swallowing, no slinging, no littering, no vomiting. Passengers should be patient in responding to queries from help desk staff and register in accordance with hotel rules and regulations when registering for accommodation. Passengers enter guest rooms with hygiene and care for in-house equipment. When hotel attendants come to the room and send water and cleaning services, the passengers are treated with courtesy. Before leaving the hotel, passengers should maintain an objective presence that is clean and complete and does not cause harm. Check the help desk in a timely manner and bid farewell to hotel staff. Eat with respect for the waiter's labour, with humility and courtesy. When the waiter is busy, wait patiently and do not knock or shout. The failure of the waiter in the performance of his duties must be presented in good faith and must not be sarcastic. 2. To observe sports games at stadiums or stadiums, you shall enter the stadium ahead of schedule and enter the room. In some cases, there is a certain risk, so it is important to be seated at a designated location as required by the stadium and not to move to the restricted area in order to avoid danger. Public morality must be observed, order must be preserved and self-serving. Smoking is generally prohibited in stadiums. Do not use flashlights. The audience should remain quiet and not move around at will during sports games. Applause and cheering should be selected at the right time, usually after the contestant has completed the difficult exercise. The time for clapping should stop. The host audience should reflect the host's ethos and fairness, applaud both sides and show justice and friendship. The basic principles of social courtesy are respect, observance, moderation and self-discipline. 1. Call protocol
