Group 1 - The new train operation schedule will be implemented nationwide starting from January 26, significantly affecting train services in the Beijing-Tianjin-Hebei region [1] - A new high-speed train service will connect Beijing and Yan'an for the first time, reducing travel time to 5 hours and 42 minutes, which is a reduction of 4 hours and 37 minutes compared to the previous schedule [1] - The new schedule aims to support the national strategy for coordinated development in the Beijing-Tianjin-Hebei area, particularly aiding the construction of the Xiong'an New Area [2] Group 2 - The new schedule introduces additional commuter trains between core cities, especially those connecting to Xiong'an New Area, including a new high-speed circular line in the Beijing-Tianjin-Hebei region [2] - During peak hours, new high-speed train pairs will operate between Beijing West and Tianjin West, enhancing transportation convenience between Beijing, Tianjin, and Xiong'an [2] - The new schedule also includes increased commuter train services with additional stops at stations such as Yanjiao and Shunyi West, totaling 15 new stops [2]