Samsung 13th and 36th largest construction companies). Other notable subsidiaries include Samsung Life Insurance (the world's 14th largest life insurance company), Samsung Everland (operator of Everland Resort, the oldest theme park in South Korea) and Cheil Worldwide (the world's 15th largest advertising agency measured by 2012 revenues). Samsung has a powerful influence on South Korea's economic development, politics, media and culture and has been a major driving force behind the "Miracle on the Han River". Its affiliate companies produce around a fifth of South Korea's total exports. Samsung's revenue was equal to 17% of South Korea's $1,082 billion GDP. According to
Samsung NX series mount lenses cannot be mounted on NX camera with preserving infinity focus. As of February 2015, there are 15 Samsung lenses available. As of February 2015, the NX-mount is supported by at least one additional manufacturer: Samyang Optics, which only delivers lenses without autofocus / image stabilization. An official announcement from Samsung has never emerged, detailing the current status of the NX brand. It is widely known that Samsung pulled their camera business out of all major markets. This leads to speculation that NX has been abandoned by Samsung. No future development is anticipated. Samsung NX series The Samsung NX