Gem Bids For Custom Bid For Services - Carrying Out Cfd Analysis & Cold Air Velocity Test Pre & Post Cavt And Cavt Screens Implementations At 500 & 600 Mw Boilers At Mtps #7&8 2*500 Mw Of Bhel Make & Rtps# 1&2 2*600 Mw Sec Make Situated In West Bengal Region