The growth of telecommunication leads to the economic growth in manifold for the country. In recent years when the user’s demand has changed significantly, the composition and structure of telecommunication industry has also changed a lot. It directly contributes in GDP, government revenue and employment by lowering transaction costs, by providing faster access of information; it improved various services like health care, education, banking, insurance aviation, transport and other sub sectors of the economy. On the other hand, it has forward and backward linkage with mainly data intensive industries, IT hardware and software, electronic equipment industry, infrastructure industry, etc.