中汽协：1-5月商用车产销分别完成174.6万辆和175.3万辆 同比分别增长4.2%和1.2%

Group 1: Commercial Vehicle Market Overview - In May, production and sales of commercial vehicles showed a decline compared to the previous month, with buses and trucks experiencing different levels of decrease [1] - The total production and sales of commercial vehicles in May reached 336,000 units and 335,000 units, respectively, representing a month-on-month decrease of 7.4% and 8.8% [1] - Year-on-year, bus production and sales increased, while truck production grew but sales declined [1] Group 2: Bus Segment Analysis - In May, bus production and sales were 44,000 units and 43,000 units, respectively, with month-on-month declines of 3.8% and 3.2% [3] - Among bus types, medium buses saw varying degrees of growth, while other categories experienced declines compared to the previous month [3] - Year-to-date, bus production and sales from January to May reached 212,000 units, reflecting year-on-year growth of 5.4% and 5.7% [3] Group 3: Truck Segment Analysis - From January to May, truck production and sales totaled 1.534 million units and 1.54 million units, with year-on-year increases of 4% and 0.6% [4] - In May, truck production and sales were both 292,000 units, with month-on-month declines of 7.9% and 9.6% [5] - Year-on-year, heavy and light truck production and sales showed growth, while medium and micro trucks experienced declines [5]