Playwith are as a KOSDAQ listed gaming company, established in 1984, with three overseas offices (North America, South America, Taiwan) and its own game studio, developing games specifically for PC Online and Mobile / publishing. His major works are the seals and Rohan Online, Lohan is currently developing a reboot of the last works and new mobile games.

Troll games is a company that creates value for more and better life through fun games that holds the communication, the value of the treatment as a mobile game development company founded in 2012.

Aerowhale Studio is devoted to welfare of mankind.We are developing sports education and virtual reality experience contents for children and infants using motion capture technology.2013. 3rd badge of Youth Start-up training school organized by Small and medium business corporation2013. Received an award by head of Korea Industrial Technology Association in School-corporation joint Industrial Technology Contest2014. Received a silver award in G start-up project by Gyeonggi small and medium business corporation2015. Elected as School-corporation joint technology development business by Small and medium business corporation