建筑行业2025年中报综述：规模下降业绩承压，经营现金流有改善

Investment Rating - The report maintains a "Positive" investment rating for the construction and engineering industry [10]. Core Insights - As of August 29, 2025, the construction industry has experienced a decline in scale and performance, with overall revenue down by 5.57% year-on-year, totaling 39,639.92 billion yuan, while net profit decreased by 5.18% to 938.27 billion yuan [21][22]. - The industry's profitability remains relatively stable despite the decline in revenue, attributed to prior adequate impairment provisions [6][19]. - The second quarter of 2025 showed a slight improvement in profitability, with net profit margin increasing due to reduced expense ratios and impairment loss rates [6][19]. Summary by Sections Industry Overview - The construction industry faced a decline in revenue and performance in the first half of 2025, with a more significant drop in revenue compared to net profit [19][21]. - The overall industry is constrained by sluggish demand, but companies have managed to maintain stable profitability due to prior impairment provisions [6][19]. Profitability - The overall gross margin for the industry decreased to 10.09%, while the net profit margin slightly increased to 2.37% [28][30]. - The expense ratio saw a minor increase, with the financial expense ratio rising to 0.91% [28][30]. Cash Flow - The net cash outflow from operations decreased to 4,872.31 billion yuan, a reduction of 144.56 billion yuan year-on-year, indicating improved cash flow management [37]. - The collection ratio increased to 95.29%, while the payment ratio rose to 107.01% [37]. Subsector Performance - The construction sector's performance varied significantly across subsectors, with most experiencing revenue declines [48]. - The oil engineering subsector showed a notable profit increase of 13.38%, while the international engineering subsector faced a profit decline of 24.15% [52][53]. - The gross margin improved in seven subsectors, with the international engineering subsector achieving a gross margin of 15.14% [55][56].