Gem Bids For Custom Bid For Services - 44151395 Annual Maintenancecontract For A Period Of Two Years For Fire Detection & Alarmand Gas Suppressions Systems Across The Engine Division, As Listed In The Annexure-1, As Per Scope Of Work And Terms& Conditions Enc.., Custom Bid For Services - 44151395charges For Refilling Of Fire Supression System Gas Cylindersincluding Hydraulic Pressure Testing, Painting Andtransportation As Per Annexure-4, Custom Bid For Services -44151395 Probables List Of Spares As Per Annexure-5