周专题：关注建筑央国企应收款问题：——建材、建筑及基建公募REITs周报（9月13日-9月19日）-20250925

Investment Rating - The report suggests a focus on investment opportunities in the new materials sector and infrastructure real estate chain, with specific companies recommended for investment [3][21]. Core Insights - The report highlights the increasing proportion of accounts receivable and contract assets in the total assets of major state-owned construction enterprises, with some local state-owned enterprises exceeding 50% as of H1 2025 [3][10]. - The construction industry is facing significant operational pressure, with a negative growth trend in new contract signings since December 2023, leading to tightened cash flow for major construction state-owned enterprises [3][14]. - Historical context is provided regarding a previous debt clearance initiative from 2003 to 2007, which successfully resolved a significant portion of overdue payments in the construction sector [3][15]. Summary by Sections 1. Focus on Accounts Receivable Issues in State-Owned Construction Enterprises - The report emphasizes the need to address the accounts receivable issues faced by major construction state-owned enterprises, particularly in light of tight local government finances and deep adjustments in the real estate sector [3][10]. 2. Company Profit Forecasts and Valuations - Specific companies are highlighted for their potential in the new materials sector, including China Jushi, Guoen Co., Puyang Huachuang, Keda Manufacturing, and others, with investment ratings ranging from "Buy" to "Increase" [3][21]. 3. Weekly Market Review - The report provides insights into the weekly performance of the construction and building materials sectors, indicating fluctuations in stock prices and market trends [24][32]. 4. Aggregate Data Tracking - The report includes data on the cash flow of major construction state-owned enterprises, indicating overall tightness in cash flow despite some improvements in H1 2025 [3][14]. 5. High-Frequency Data Tracking - The report tracks high-frequency data related to the construction industry, providing timely insights into market dynamics and operational challenges faced by companies [3][24].