Legal analysis: (1) It should not be located in an area that is easy to be polluted, but should be located in an area with dry terrain, water supply and drainage conditions and power supply.

(2) It should be more than 25m away from pollution sources such as cesspits, sewage ponds, garbage dumps (stations) and dry toilets, and should be set outside the influence range of dust, harmful gases, radioactive substances and other diffuse pollution sources.

(3) It shall meet the relevant requirements of planning, environmental protection and fire control at the same time.

legal basis: hygienic standard for catering industry and collective dining distribution units

article 2 this standard applies to catering operators (including restaurants, snack bars, fast food restaurants, canteens, etc.) and collective dining distribution units, but does not include food vendors without fixed processing and dining places.

article 5 sanitary requirements for site selection

(1) it shall not be located in an area that is easily polluted, and the area with dry terrain, water supply and drainage conditions and power supply shall be selected.

(2) It should be more than 25m away from pollution sources such as cesspits, sewage ponds, garbage dumps (stations) and dry toilets, and should be set outside the influence range of dust, harmful gases, radioactive substances and other diffuse pollution sources.

(3) It shall meet the relevant requirements of planning, environmental protection and fire control at the same time.