Legal Analysis: According to Article 80 of the Law on Prevention and Control of Air Pollution in People's Republic of China (PRC), catering service operators who discharge lampblack shall install lampblack purification facilities and keep them in normal use, or take other lampblack purification measures to make the lampblack emission reach 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 buildings and commercial floors adjacent to residential floors in commercial and residential buildings without special flues. No unit or individual may barbecue food in the open air or provide a venue for barbecue food in the area prohibited by the local people's government.

Legal basis: Article 82 of the Law on the Prevention and Control of Air Pollution in People's Republic of China (PRC) prohibits burning asphalt, linoleum, rubber, plastic, leather, garbage and other substances that produce toxic and harmful smoke and malodorous gases in densely populated areas and other areas that need special protection according to law. It is forbidden to produce, sell and set off fireworks and firecrackers that do not meet the quality standards. No unit or individual may set off fireworks and firecrackers in the time and area prohibited by the city people's government.