According to the relevant statistics of the Environmental Protection Administration (EPA), the source ratio of PM2.5 by overseas transmission in our country is approximately 34% ~ 40%, the ratio of domestic pollution sources is about 60% ~ 66%, and among domestic pollution sources, the ratio of mobile sources is about 30% to 37%, industrial sources are about 27% to 31%, and other pollution sources are about 32% to 43%, among mobile source, it is particle matter pollution emitted by diesel vehicles are thought one of the main pollution sources affecting air quality. In order to control diesel vehicles of mobile source, reduce its emissions and the health hazards caused by air pollution to the residents. Environmental Protection Bureau Hualien County continues to execute”Hualien Old Diesel Car large Vehicle Elimination and Installation of Filter Subsidy Review Project”, execute various diesel fuel control related businesses.

Mobile source、overseas transmission、diesel engines