China Construction Design International (CCDI) is one of Asia's premier architectural firms. It was ranked as the number one private architectural firm in China in 2004. In 2005 it became the first firm from China to receive an award from the United Nations Human Settlements Programme (UN-HABITAT). Among CCDI's completed projects are office towers, sports arenas, residential complexes and cultural centres, as well as many large-scale planning projects. All projects are based on the firm's core principles of integrated design, which focus on utilising the resources of a city, technology, environment, and local public culture in order to design building solutions to meet the manifold needs of society.