Beijing Municipal Environmental Protection Bureau released the latest PM2.5 source apportionment research results on May 14, saying that local emissions in Beijing account for about two-thirds, and coal-fired sources have basically dropped out of the list of major pollution sources in Beijing. Mobile sources account for about 45% of local emissions, among which diesel vehicles driving in Beijing contribute the most.

On October 10, the equipment industry department of the Ministry of industry and information technology organized a seminar on diesel truck pollution control in Beijing. The person in charge stressed that in the near future, efforts should be made to improve the emission standards of fuel vehicles, optimize the industrial structure in the medium and long term, and formulate a roadmap for replacing diesel trucks.

In the field of tail gas post-treatment, Longsheng technology has already produced EGR, etc and cooler which meet the requirements of national five and six countries, and the market share of automobile exhaust aftertreatment system products ranks first.