MTNL to invest Rs 300 crore for upgrading GSM network
September 8, 2012 Mahanagar Telephone Nigam Ltd (MTNL) is mulling an investment of Rs 300 crore (USD 53 million) in the present fiscal in order to develop its GSM network in Delhi and Mumbai, according to media reports. The firm has floated a tender to pull in bidders for providing......