The Centum Park Apartment Project located in Centum City Complex in Busan was planned with the purpose of building an environment-friendly residential complex in downtown in natural plentifulness and a residential landmark in 21C Busan that pursues the harmony of 3 elements such as humans, nature and city. Using large-scaled deck system, green ratio of 41% was secured, and by introducing the facility and structural system suitable for super high-rise building, a complex corresponding with future-oriented image of Centum City harmonized with nature and cutting-edge future technology was created.