Improvement And Adaptation Of The Sports Equipment Of The Sports Palace Catalonia To Ensure That The Installation Can Respond To The Technical And Functional Needs Typical Of Sporting Events, With The Installation Of Retractable Seats Through Telescopic Grandstands. The Action Includes The Supply And Installation Of Telescopic Grandstands With Retractable Seats And An Automated System For The Opening And Closing Of The Bleachers, Which Will Allow Its Adaptation According To The Needs Of Use Of The Equipment, As Well As All The Necessary Work Necessary For Its Installation.