The new regulations for residents to open restaurants under the floor are: oil smoke purification facilities should be installed and kept in normal use or other effective oil smoke purification measures should be taken to prevent pollution of the normal living environment of nearby residents. In residential buildings, commercial and residential complexes that are not equipped with the establishment of a special flue, as well as residential floors adjacent to the commercial floors, shall not be newly built, altered or expanded to produce fumes, odors, exhaust fumes of food service projects.

The People's Republic of China*** and the State Law on Prevention and Control of Air Pollution, Article 81 of the Catering Services Operators emitting fumes shall install fume purification facilities and keep them in normal use, or take other fume purification measures, so as to make fumes meet the standards of emission, and to prevent pollution of the normal living environment of the residents in the vicinity. It is prohibited to build, reconstruct or expand new food and beverage service projects that produce oily smoke, odor and exhaust gas in residential buildings, commercial and residential complexes that have not been equipped with a dedicated flue, and in commercial and residential complexes that have commercial floors adjacent to the residential floors. No unit or individual shall barbecue food in the open air in areas prohibited by the local people's government or provide sites for barbecuing food in the open air.