"PLAYCASTLE" corporation makes high quality games, education programs and development projects. The PlayCastle company established in February 2 , 2013 and became enterprise in May. During one year we made application to 15 patents. We took patent prosecution for 3 of them and also 12 patents are in Korea patent office at the present. Mr. Kim Sinwoo (CEO) received recognition like Game Design Specialist in Korea Creative Content Agency, and like member of MENSA KOREA his IQ is more than 156. The Moto of company is "Imagination is more important than knowledge". Follow for this Moto we produce games of high quality and try to innovate new ideas. At the present our company is member of Korea International Trade Association, and we hope it will become the global business enterprise.