HYDERABAD: The Hyderabad Airport Metro Limited (HAML) has extended the last date for submission of bids for appointment of General Consultant (GC) for the proposed Hyderabad Airport Express Metro (HAEM) line from Raidurg to the Rajiv Gandhi International Airport at Shamshabad. from January 13 to January 20, 2023. Earlier, HAML invited expression of interest cum request for proposal for appointment of GC.