According to the opinion on further strengthening the treatment of plastic pollution released on the 19th, by the end of 2020, the use of non degradable plastic bags will be prohibited in shopping malls, supermarkets, pharmacies, bookstores and other places, catering packaging and delivery services and various exhibition activities in the built-up areas of municipalities directly under the Central Government, provincial capitals and cities specifically designated in the state plan, and the use of non degradable plastic bags will be standardized and restricted in the market; By the end of 2022, the scope of implementation will be expanded to all built-up areas of cities above prefecture level and counties in coastal areas. By the end of 2025, the use of non degradable plastic bags will be prohibited in the fairs in the above regions.