Group 1 - The construction and infrastructure industry showed signs of recovery in orders during the second quarter, with central enterprises like China Railway and China Nuclear Engineering experiencing positive year-on-year growth in orders [1] - Local state-owned enterprises in central and western regions, such as Sichuan Road and Bridge and Beixin Road and Bridge, reported significant order growth, indicating a high level of infrastructure activity in these areas [1] - Energy-related infrastructure and water conservancy investments remain strong, while transportation infrastructure is also showing signs of recovery [1] Group 2 - The industry valuation is at a historical low, with the SW construction PE at 11.12 times and PB at 0.76 times, suggesting substantial upside potential [1] - Government debt reduction measures are accelerating payments, improving cash flow for central enterprises, and physical work volume is expected to recover, highlighting investment opportunities in central and western infrastructure [1] - The Infrastructure ETF (159619) tracks the CSI Infrastructure Index (930608), which selects representative listed companies in the construction and engineering sectors to reflect the overall performance of the infrastructure industry [1]