On April 20th, 2017. Integrity Service and Maintenance Company went to meeting about the improvement of machine control systems of H.T.M.S MAKUT RAJAKUMAN with Naval Electronics Department, Mahidol Adulyadej Naval Dockyard and Frigate1st Squadron Royal Thai Fleet. At Naval Electronics Devesion 3, Mahidol Adulyadej Naval Dockyard, Chonburi province.