It is clearly stipulated in the 20 18 edition of the Code of Practice for Food Safety in Catering Services that the fly-proof plastic curtain should cover the whole door frame, with the distance between the bottom and the ground less than 2cm, and the overlapping part of adjacent plastic curtain strips not less than 2cm.

Pest control should follow the principle of physical control (sticky mouse board, fly lamp, etc.). ) and conditional use of chemical control (residual spraying, etc.). ) to ensure food safety and personal safety.