Supply, In Leasing Mode, Of The Emergency Call System And A Platform For Associated Services For The Fleet Of Vehicles Of The Diputación De Barcelona And The Entities Integrated In Its Public Sector: Tax Management Agency, Local Autonomous Agency Board Of Business Board, Consortium Of The Parc De La Serralada De Marina And Consortium Of The Agricultural Park Of The Baix Llobregat, As Well As The Installation And Technical Services Services.