Open Tender Enquiry Through Gem Portal (Www.Gem.Gov.In) For Wind Tunnel Test For Chimney Of 1X660 Mw Mppgcl Amarkantak Tps Unit-6 – Epc, 1X660 Mw Mppgcl Satpura Tpp Unit-12 – Epc And 1X800 Mw Ntpc Darlipali-Ii Stpp – Epc Projects