Core Viewpoint - The Beijing Infrastructure Investment Company has announced the second public disclosure of the environmental impact assessment for the connection line project between the Yizhuang Line and Lines 5 and 10, which is set to start construction by the end of this year and be completed by June 2028 [1][4]. Group 1: Project Overview - The project aims to enhance the connectivity between the Yizhuang area and Beijing's central urban area, addressing significant passenger flow during peak hours, particularly at the Songjiazhuang station [2][6]. - The total length of the new connection line is approximately 2.7 kilometers, with about 2.2 kilometers being newly constructed and 0.5 kilometers utilizing existing lines, all of which will be underground [2][4]. Group 2: Construction Details - The construction will not involve new or expanded stations but will reserve space for a future station at Guojiazhuang Road, located between the Chengshousi Station of Line 10 and the Xiaocun Station of the Yizhuang Line [4][5]. - The project will be executed in two phases, with the first phase focusing on the connection between the Yizhuang Line and Line 5, and the second phase aiming for the connection with Line 10 [6]. Group 3: Future Implications - Once completed, the project will facilitate cross-line operations between the Yizhuang Line, Line 5, and Line 10, significantly improving commuting options for residents in the Yizhuang area [6].