1. Route direction: from Zengjia in Shapingba District to Yuelai in Yubei District, with 17 station. The route direction is approximately Yuelai (transfer to Guobo Line and 10 Line)-Cai Jia (transfer to Line 6)-Jingkou (transfer to 15 Line)-tuanjie village (transfer to Line 7)-Qingmuguan-University Town (transfer to 1 Line)-Huxi-Zengjia (transfer to 650) 2. The general trend within the scope of the Chua family group: Tongxing Industrial Park, Xiangxi Merrill Lynch (now known as Aoyuantian Yu 'e Bay), Qu Zhidong, Caijiagang, Liangjiang Residential Building, Hujiayuan, Zhaojiawan and Baoshan Bridge; 3. Site Settings: Huxi-University Town-Qingmuguan-Fenghuang-Tuzhu-Tongxing-Tongjiaxi-Duanbei-Xiangjiagang-Tuanshibao-Yuelai 4. Transfer station: Yuelai: transfer to Guobo Line and 10 Line; Cai Jia: Transfer to Line 6; Wellhead: transfer line15; Tuanjie village: Transfer to Line 7; Qingmuguan-University Town: transfer to 1 line; Huxi-Zengjia: transfer to 17 line. Then, when will the rail transit 13 line start? On April 24th, 20 19, Chongqing Municipal Commission of Housing and Urban-Rural Development replied on the handling of recommendation No.0955 of the Second Session of the Fifth National People's Congress: at present, there is no national urban-rural planning and administrative examination and approval procedure to start the construction of rail transit lines 13, 16.