The salt regulations are aimed at catering operators, and the fundamental purpose is to ensure food safety. The country has similar regulations, but ordinary consumers don't know it. It is difficult to guarantee the safety of cross-regional ingredients, which is an important reason why catering institutions are required to purchase raw materials locally. 20 16 can be opened, but the difficulty of food safety management is also increasing after opening. Strictly speaking, it is problematic to buy meat and catering across regions unless it is inspected by the local quarantine department.