Catering license kitchen sink using chemical disinfection, at least 3 special pools. Each type of sink should be clearly marked with a sign indicating its purpose.

Catering utensils cleaning and disinfection pool should be dedicated, and food ingredients, cleaning utensils and contact with non-directly imported food tools, containers cleaning pool separate. Pools should use stainless steel or ceramic and other impermeable materials, not easy to accumulate scale and easy to clean.

The use of chemical disinfection, at least three special pools. Various types of pools should be clearly marked to indicate its purpose.