Core Viewpoint - The construction of the Xiajia Tunnel, the first tunnel to commence excavation for the Hefei-Chizhou Railway, marks significant progress in the railway project, which is part of China's 14th Five-Year Plan for railway development [1] Group 1: Project Overview - The Hefei-Chizhou Railway starts from Hefei West Station and spans approximately 199.5 kilometers, including 82.5 kilometers of existing high-speed rail and 117 kilometers of new track, designed for a speed of 250 km/h [1] - The project is a collaborative investment by Anhui Railway Group and the cities of Hefei, Tongling, and Chizhou, featuring seven stations, with two new stations being built [1] Group 2: Strategic Importance - Upon completion, the Hefei-Chizhou Railway will enhance the high-speed rail network in southwestern Anhui, facilitating regional connectivity and improving transportation for the public [1] - The railway is expected to be operational by 2029, contributing to the development of the Hefei metropolitan area and the multi-layered rail transit network in the Yangtze River Delta [1]

Group 1 - High-speed rail infrastructure stocks have seen significant gains, with China Railway (00390) up 8.27% to HKD 4.19, China Metallurgical (01618) up 7.61% to HKD 3.11, and China CNR (01766) up 4.83% to HKD 6.29 [1] - According to the National Railway Group, fixed asset investment in railways reached CNY 504.1 billion in the first eight months of 2025, a year-on-year increase of 5.6%, with August alone accounting for CNY 71.1 billion, also up 5.6% year-on-year [1] - The investment progress has set a historical record, with the 5.6% growth rate matching the highest record for the year, and expectations for continued investment in the third quarter and substantial growth in the fourth quarter to meet the "14th Five-Year Plan" objectives [1] Group 2 - The "15th Five-Year" railway development planning has commenced, focusing on network reinforcement, regional coordination, and smart upgrades, with plans to construct over 17,000 kilometers of railway, including 10,000 kilometers of high-speed rail [2] - Recent data indicates steady growth in capital expenditure for the railway industry, with improving demand for passenger and freight transport, and a commitment to increase railway construction investment to ensure the completion of the "14th Five-Year Plan" tasks [2]