The number of mobile subscribers on GSM network grew by 1.16 percent to 721.93 million in March, as per the latest data released by industry body COAI. “All India GSM cellular subscriber
KOLKATA: Global telecom equipment makers Alcatel-Lucent, Nokia Solutions Networks, Huawei Telecommunications and ZTE have put in bids for supplying gear for Mahanagar Telephone Nigam Limited’s much delayed 1.6-million line, over Rs 400-crore GSM network expansion plans, a director