1. hospitality: catering staff should treat guests with the attitude of treating friends, actively provide help and service to guests, and have a warm and cordial service attitude to make guests feel at home.

2. Patience and carefulness: the waiter should listen to the needs of the guests, do a good job in food placement, tableware, hygiene and other aspects to ensure the dining experience of the guests.

3, natural expression, smiling, amiable, dignified and steady, natural and graceful, neither humble nor supercilious.