Transportation Overview - Beijing North Station serves as a significant transportation hub, integrating various modes of transport including subway, bus, taxi, ride-hailing, and private vehicles [1] Subway Access - Passengers can access the station via subway lines 2, 4, and 13, with specific exits designated for each line [1][3] - For those taking the suburban railway Huai-Mi Line, entry is through the designated "Suburban Railway" sign on the lower level [5] Bus Access - The main bus stops near Beijing North Station are Beijing North Station Bus Stop and Subway Xizhimen Bus Stop, with several bus routes available including 375, 632, 16, 26, 87, and others [7] - Passengers can enter the station from either the ground level or the lower level after disembarking from the bus [7] Taxi and Ride-Hailing Access - The drop-off area for taxis and ride-hailing services is located on the auxiliary road of Xizhimen North Street, with clear directions provided for reaching the station entrance [9] Private Vehicle Access - For those picking up passengers, the entrance to the underground parking lot is at the north gate of Kaide Mall, while the surface parking lot is accessible from the auxiliary road [24][27] - Directions are provided for navigating from the parking areas to the station entrance [27][28]

Group 1 - The construction of the underground space for the subway lines is progressing, with the completion of two tunnel openings for Line 4 and the initiation of the shield tunnel openings for Line 11 [1] - The core structure of the underground space has been completed, and the installation of half-ring steel structures is underway, which will support the future subway operations [1] - The construction site is equipped with air circulation systems and water mist to improve working conditions for the laborers [1] Group 2 - The completed steel ring openings for Line 4 are designed to facilitate cross traffic with Line 11, making the business district station a transfer hub [2] - The underground space is being constructed in phases, with significant progress on the surrounding buildings, including the completion of eight towers forming the Jiangyin skyline [2] - The Yangtze River Financial Center is a key project in Jiangsu's financial cluster, focusing on new financial services, with over 90% of the curtain wall installation completed and expected to finish by the end of September [2]