Design, Engineering, Supply, Installation, Testing & Commissioning Of (1) New Laser Projectors (For 2D Technology) Fulldome Digital Planetarium System, (2) New 5.1 Sound System & (3) New 12.5 Meter Nano Seam Powder Coated Perforated Aluminium Co-Centric Dome Of Sardar Vallabhbhai Patel Planetarium (Svpp) At Kamatibaug With 10 Years Of Comprehensive Operation & Maintenance