Mandaluyong City Mayor Menchie Abalos unveils the marker of the new Computer System Servicing Laboratory Room for Senior High Schools (Grades 11 & 12) at the Addition Hills Integrated School in Barangay Addition Hills on February 1. The laboratory is furnished with computers and Wi-Fi internet to be used by students under the said technical-vocational course. Other city officials joined Abalos in the blessing of the new laboratory in line with the 73rd Liberation Day and 34th Cityhood Anniversary celebration of Mandaluyong City.