The high-speed railway is known as "the first intercity bus line in the Yangtze River Delta", with a design speed of 200 km / h and a high frequency of up to 200 pairs of bullets per day. The Shanghai Nanjing intercity railway is basically parallel to the existing Shanghai Nanjing railway, which starts from Shanghai and ends in Nanjing through Kunshan, Suzhou, Wuxi, Changzhou, Danyang and Zhenjiang. The total length of the main line is 300 km, including 32 km in Shanghai and 26 km in Jiangsu Eight kilometers. There are 27 stations in the whole line. The grade of the railway is passenger dedicated line, with double lines and a speed of 200 km / h. in a short period of 300 km, 27 stations are set up. The "inter city connection" brought by the Shanghai Nanjing inter city railway will fundamentally change the life of the Shanghai Nanjing urban agglomeration. Sanhe brand PHC pipe pile a 500 * 100 series products are selected for some bid sections of Shanghai Nanjing railway