Hanoi, June 22 -- These metro lines are:

- Metro line No.1: Thuong Tin- Tam Hung- Thuong Phuc- Dan Hoa- Ngoc Hoi - Ha Noi Station - Yen Vien- Noi Bai International Aport. The total length of the line is 81 kilometers.

- Metro line No. 2: Noi Bai International Airport - Tran Hung Dao - Thuong Dinh - Thuong Tin - Tam Hung - Thuong Phuc - Dan Hoa. The total length of the line is 56.5 kilometers.

- Metro line No. 8: Hoa Lac - Son Dong - Mai Dich - Ring Road No.3 - Linh Nam - Duong Xa. The total length of the line is 91 kilometers.

- Metro line No. 10: Dong Anh - Vo Chi Cong - Ring Road No. 3 - Ring Road No. 2.5 - Times City - Dong Anh. The total length of the line is 43 kilometers.

- Metro line No. 14: Thang Long Bridge - Hong Ha - Gia L...