GB 30510-2014 on fuel consumption limits for heavy duty vehicles
First mandatory standard for fuel consumption of heavy-duty vehicles (HDVs) in China following phase 1 of the voluntary standard from 2012 to 2014.
From 1 July 2014, all new straight trucks, tractors, and buses/coaches have to comply with the standards and are required to reduce their fuel consumption by about 10.5% to 14% compared to the Stage 1 baseline.
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