South Korea under the dictatorship of Park Chung-hee where South Korea's economy rapidly grew from industrialisation and the Chaebol corporations such as Samsung and LG. Ever since the industrialization of South Korea's economy, South Korea has placed its focus on technology-based corporations, which has been supported by infrastructure developments by the government. South Korean corporations Samsung and LG were ranked first and third largest mobile phone companies in the world in the first quarter of 2012, respectively. An estimated 90% of South Koreans own a mobile phone. Aside from placing/receiving calls and text messaging, mobile phones in the country are widely used
Owned-and-operated station non-commercial religious television networks (such as the Trinity Broadcasting Network and Daystar) own the vast majority of their stations, with only a few privately owned outlets carrying their programming (in the case of TBN and Daystar, both networks own their stations directly and through subsidiary licensees, such as Community Educational Television for TBN and Word of God Fellowship for Daystar). Owned-and-operated stations used to be common in the days of network radio, however beginning in the 1980s, these radio networks began to be broken up. For all intents and purposes, NBC no longer exists as a radio network, beyond brand