meet the requirements.

It means that your restaurant should meet the requirements. You can't violate the Law of the People's Republic of China on the Prevention and Control of Air Pollution. If you violate the provisions of Article 118: In violation of the provisions of this Law, catering service operators who discharge oil fume without installing oil fume purification facilities, using oil fume purification facilities abnormally or taking other oil fume purification measures, and discharging oil fume beyond the emission standard, the supervision and management department determined by the local people's government at or above the county level shall order it to make corrections and impose a fine of not less than 5,111 yuan but not more than 51,111 yuan; Refuses to correct, shall be ordered to suspend business for rectification.

Law on Prevention and Control of Air Pollution (revised in 2118) Article 81 A catering service operator who discharges oil fume shall install oil fume purification facilities and keep them in normal use, or take other oil fume purification measures to discharge oil fume up to the standard and prevent pollution to the normal living environment of nearby residents. It is forbidden to build, rebuild or expand catering service projects that produce oil smoke, odor and waste gas in residential buildings, commercial and residential complex buildings without special flues and commercial floors adjacent to residential floors in commercial and residential complex buildings.