Panasonic Corporation, formerly known as Matsushita Electric Industrial Co., Ltd. , is a Japanese multinational electronics corporation headquartered in Kadoma, Osaka, Japan. The company was founded in 1918 and has grown to become one of the largest Japanese electronics producers alongside Sony, Hitachi, Toshiba and Canon Inc.. In addition to electronics, it offers non-electronic products and services such as home renovation services. Panasonic is the world's fourth-largest television manufacturer by 2012 market share. Panasonic has a primary listing on the Tokyo Stock Exchange and is a constituent of the Nikkei 225 and TOPIX indices. It has a secondary listing on the Nagoya Stock Exchange. Source: https://en.wikipedia.org/wiki/Panasonic

Samsung Electronics Co., Ltd. is a South Korean multinational electronics company headquartered in Suwon, South Korea. Through extremely complicated ownership structure with some circular ownership it is the flagship division of the Samsung Group, accounting for 70% of the group's revenue in 2012. It is the world's second largest information technology company by revenue, after Apple. Samsung Electronics has assembly plants and sales networks in 80 countries and employs around 370,000 people. Since 2012, Kwon Oh-hyun has served as the company's CEO. Source: https://en.wikipedia.org/wiki/Samsung_Electronics