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Beijing aims to keep the total number of cars on the road to under 6.3 million by 2020. By the end of 2017, the city had about 5.9 million cars. In 2011, when the lottery policy was launched, the number was around 4.98 million.
Beijing and Tianjin both contributed a lot of help.

Beijing plans to complete the electronic toll collection system for roadside parking by the end of 2019, said the authority on Thursday.
Beijing's top envoy in Washington expressed solidarity on Monday with people in the United States, saying China is doing its best to support the US and other countries in their battle against the COVID-19 pandemic.
Beijing has already phased out 2.1 million vehicles with large or excessive exhaust emissions, resulting in nitrogen oxides declining from 76,500 metric tons in 2013 to 55,800 tons in 2017, according Li's data.
来源:资阳报