Tender For maintenance of electrical installation & fans, repair and maintenance of p/set etc in kendriya sadan at phase i, sector vii, sm plot, antop hill, mumbai-37. sh: providing services for comprehensive maintenance of complete surveillance system installation, lan & wifi access point system and audio visual system installed at regional training institute, kendriya sadan, antophill, mumbai.subwork/packages:providing services of comprehensive maintenance of complete surveillance system installation, lan & wifi access point system and audio visual system installed at regional training institute, kendriya sadan, antop hill, mumbai.