Core Insights - The construction of three intelligent maintenance lines for subway train braking systems is underway in Chengdu, enhancing local capabilities for comprehensive inspection and repair of braking systems [1][2] - The establishment of the 铁科成都装备公司 aims to fill the gap in local manufacturing and repair capabilities for critical rail transit equipment in the Southwest region [2][3] - Chengdu has developed a comprehensive lifecycle maintenance capability for vehicles, covering core systems such as traction and braking, thereby promoting a complete supply chain from manufacturing to maintenance [3] Group 1 - The braking system, known as the "safety wing" of subway trains, consists of multiple complex subsystems [1] - The new maintenance lines will significantly reduce repair time and operational costs while enhancing safety and control [1][2] - The 铁科成都装备公司 has established two maintenance lines for urban rail braking systems, with plans for a third line to support higher-speed operations [2] Group 2 - The annual maintenance capacity of the new lines is projected to reach 4,800 sets, meeting the diverse needs of Chengdu's multi-type and multi-speed rail transit network [2] - The initiative is part of Chengdu's strategy to develop a national-level emerging industry cluster for rail transit equipment [2][3] - Chengdu's rail transit group has built 11 specialized maintenance lines, increasing overall vehicle maintenance capacity to 625 vehicles per year [3]