济南轨道交通4号线全面启动动车调试

Group 1 - The core point of the news is that the Jinan Metro Line 4 has reached a significant milestone with the full-scale dynamic debugging of the line, which is essential for achieving full automatic operation (FAO) after testing is completed [1][2] - The dynamic debugging process involves deep coordination testing of over ten systems, ensuring precise collaboration among all components, which is crucial for the line's operational efficiency [1] - Advanced technologies such as self-learning parking precision and automatic adjustment of operational levels have been implemented in Line 4, enhancing the line's sophistication and setting higher standards for the debugging process [1] Group 2 - As of now, all 33 stations of Line 4 have completed the main structural topping, entering the post-station construction phase, which includes the installation of electromechanical equipment and station decoration [2] - The construction progress is being accelerated while ensuring safety and quality, with ongoing efforts to remove barriers and restore roads and greenery [2] - The goal is to steadily advance towards the target of opening the line for operation by the end of the year [2]