HDV Fuel Economy Standard
China released some strengthened HDV fuel economy standards entering into force in 2019. A first, voluntary HDV fuel economy standard was initially issued in 2012 before becoming mandatory in 2014.
The 2019 Stage III National Standard tightens fuel consumption limits for new tractors, trucks and buses by 15.3%, 13.8% and 15.9% compared to the previous Stage II Standard.
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