However , real estate developer DLF wanted to provide metro connectivity to its Cyber City .
The Haryana Urban Development Authority ( HUDA ) invited expressions of interest to construct the metro line on built - operate - transfer basis with a 99 year lease in 2008 .
Real estate developer DLF wanted to provide metro connectivity to its Cyber City .
The Haryana Urban Development Authority ( HUDA ) invited expressions of interest to construct the metro line on built - operate - transfer basis with a 99 year lease in 2008 .