国际清洁运输理事会：2017-2023年越南三轮车燃料消耗基线分析报告（英文版）

Two-wheelers, including motorcycles and mopeds, are major modes of transport in Vietnam. In 2023, over 74 million two-wheelers were registered in the country, accounting for more than 90% of the motorized vehicle fleet. Vietnam’s two-wheeler market in terms of new sales is ranked second in the ASEAN region, after Indonesia. The country’s reliance on fossil fuel-powered vehicles has severely degraded air quality, leading to an increase in respiratory illnesses and other health problems. Vietna