2012年9月3日,是一个平凡的日子,而对于南京交通发展史而言,却画上了浓墨重彩的一笔。七年前的9月3日,凝聚了南京市民20年梦想的南京地铁一号线,在广大市民殷切的期盼中,正式开通试运营……七年来,在市委市政府的深切关心下,在社会各界和广大市民的鼎力支持下,南京地铁秉承“承恩施善、德贯 September 3, 2012 is an ordinary day, but for the history of the development of traffic in Nanjing, it has drawn a thick brush. On September 3, seven years ago, Nanjing Metro Line No. 1, which condenses the 20-year dream of Nanjing citizens, was formally opened for trial operation in the eager expectation of the general public. In the past seven years, under the deep concern of the municipal Party committee and municipal government, With the support of all sectors of the community and the general public, the Nanjing Metro is adhering to the ”Cheng En Shi Shan and De Cong