Contractor selection plan for the investment phase of the project: Road improvement and drainage in alleys and alleys in alleys 1, 9, 43, 63, 71, 81, 93, 18, 34, 48, 88, 92, 102, To Vinh Dien street and alleys 140, 122, Vuong Thua Vu street, Khuong Dinh ward