When will Metro Line 4 be completed and put into use? Ask god for help

Beijing Metro Line 4 runs through the north and south of Beijing, passing through Fengtai, Xuanwu, Xicheng and Haidian. The total length of the line is 26. 1 km, with a total investment of about148 million yuan and 23 stations. The line starts from Majiapu West Road in Fengtai in the south and ends in Beilong Village, north of Beigongmen in the Summer Palace. From south to north, the 23 stations along the line are initially set up as follows: Gongyi Xiqiao Station, Jiaomen West Station, Majiapu Station, Beijing South Station, Taoranting Station, caishikou station, Xuanwumen Station, Xidan Station, Jing Ling Hutong Station, Xisi Station, Ping 'anli Station, Xinjiekou West Station, Xizhimen Station, Zoo Station, National Library Station, Gong Wei Village Station, Renmin University Station, Haidian Huang Zhuang Station and Zhongguancun Station. It is expected to open in September 2009. Representative color: light cyan subway line 4 will be opened in the first half of 2008; Railway connection at the end of 2008; Trial operation on June 30, 2009; It was put into trial operation on September 30, 2009. Yesterday, the project management office of Line 4 of the Municipal Rail Transit Construction Management Co., Ltd. announced the latest progress of the subway line 4 project. At present, there are 1 1 stations in Metro Line 4, including: Gongyi Xiqiao Station, Jiaomen West Station, Beijing South Station, Taoranting Station, caishikou station, Xuanwumen Station, Xisi Station, Weigongcun Station, Dongmen Station, Xiyuan Station and Peking University Beigongmen Station. In addition, the Xuanwumen-Xidan section, Xidan-Lingjing Hutong section, Xinjiekou-Xizhimen section, Xizhimen-Zoo section and other 12 underground excavation sections all realize double-line initial support; The six shield sections from Weigongcun Station to National Library Station, from East Gate of Peking University to Yuanmingyuan, and from Yuanmingyuan to Xiyuan realize double-line connection; Four shield sections from Xisi Station to Pinganli Station and National Library Station to Zoo Station are connected by single line. Equipment installation has started in 9 stations, namely: Beigongmen Station, Weigongcun Station, National Library Station, Taoranting Station, caishikou station, Beijing South Railway Station, Majiapu Station and Gongyi Xiqiao Station. Metro Line 4 starts from Majiapu in Fengtai District in the south, passes through Xuanwu District and Xicheng District, and ends at Beilong Village in Haidian District, with a total length of 28. 16 km and an underground line of 27.9 km. * * * There are 23 sections, including 23 underground stations, ground stations 1 car park 1 car park 1 car park. In June, 2007, 5438+February, the subway Daxing Line (the extension line of Line 4) started, starting from Majiapu and ending at Nanzhao Road in Daxing, with a total investment of 6 billion yuan, which is expected to be completed in 20 12 years. Daxing Line starts from the south side of Majialou Station on Line 4 and ends at Nanzhao Road Station, with a total length of 22km. There are 12 stations along the line. 12 stations are Majialou Station, Nanyuan West Station, Xihongmen Station, Wuhuan Station, Jinxing Road Station, Zaoyuan Station, Qingyuan Road Station, Huangcun Station, Huangcun Railway Station, yihezhuang station, Medicine Base Station and Nanzhao Road Station from south to north. Nanyuan West Station, Xihongmen Station, Medical Base Station and Nanzhao Road Station are elevated stations, and the rest are underground stations. It is expected to open on 20 12.