1. Dress appropriately: In a dinner party, you should dress appropriately, not too exposed or too casual, so as not to give people an unprofessional feeling.

2. Know the order of eating tools: You can know the order and key points of using tableware in advance to avoid unnecessary embarrassment.

3. Dignified and decent: Don't talk loudly or speak too loudly. You should keep dignified words and deeds, and don't flirt or laugh at will.

4. Be polite to others: You should be polite at dinner, don't be too intimate or presumptuous, and keep a proper distance from each other.

5. Pay attention to communication: Pay attention to communication with each other during the dinner. You can ask about each other's life and work, but don't ask too personal privacy or sensitive topics.

6. Pay attention to table manners: Pay attention to table manners during dinner, such as washing your hands before taking a meal, and don't gulp or chew loudly.

7. Modesty and courtesy: You should restrain your arrogance in the dinner, keep a modest and polite attitude, and don't brag too much or exaggerate your abilities.

8. Don't drink too much: You should control your alcohol consumption during dinner, and don't drink too much to avoid uncivilized behavior or damage your image.