Currently, all types of motor cars and 2-wheelers with engine mounted heat circulation and new production in Vietnam with the emission standards 2. Association of Automobile Manufacturers said Vietnam , in order to provide automotive market reached level 4 emission standards from 1.1.2017, manufacturers have prepared for production planning and assembly from the previous time. Mechanical Business Association Vietnam said that to convert the engine changes from Euro 2 to Euro 4 engines as costs increased from 35% - 40% and the price of cars rose from 15% -20%.
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