Which department of the hotel can apply colored nail polish?

Code of conduct for hotel employees.

1, employees are not allowed to enter their posts and take the passenger passage without wearing work clothes, work caps and work number plates, and their work clothes are untidy.

2. Employees are not allowed to have strange hairstyles, horns, beards or dye their hair. (Except color), employees are not allowed to wear heavy make-up, colored nail polish or long nails. You can't bring jewelry to work. Don't drink, don't eat smelly food.