NetOne is the first cellular network operator in Zimbabwe based on Global System for Mobile Communications (GSM). The company was launched with 500 lines during the World Solar Summit in September 1996 in Harare. The network has since expanded from 500 to an aggregate customer base of 4 million connected subscribers with a market share of 36,6%. NetOne, a private company wholly owned by government, was formed as a subsidiary of the Posts and Telecommunications Corporation (PTC) in 1996. Its main focus and objective was to introduce and offer mobile cellular telecommunications to complement the fixed line telecommunication services offered by PTC.