Mobile phone industry in South Korea technology. Regarding the Korean mobile phone industry's overseas experiences, SK Telecom has helped the first mobile phone service companies in Mongolia, Uzbekistan, Cambodia, etc. In China, it helped China Unicom's CDMA implementation, both technically and financially. Samsung and Apple have the largest market shares in Korea. Nokia already discontinued its sales operations in Korea. Mobile phone industry in South Korea The mobile phone industry in South Korea is described in this article. As new technology is developed, such as, WiBro and LTE protocol suite, more demand is growing in quality communication service area. The are three mobile phone service providers.
Mobile phone (RF) radiation, the type emitted by cell phones, can cause cancer. A study by the London School of Economics found that banning mobile phones in schools could increase pupils' academic performance, providing benefits equal to one extra week of schooling per year. Studies have shown that around 40–50% of the environmental impact of mobile phones occurs during the manufacture of their printed wiring boards and integrated circuits. The average user replaces their mobile phone every 11 to 18 months, and the discarded phones then contribute to electronic waste. Mobile phone manufacturers within Europe are subject to the WEEE directive, and