Shanghai Gym Kangmei Fitness Dahua Branch. Shanghai Kangmei Fitness Dahua Store is the most expensive one in Shanghai, with an hour of 5,000 yuan. Shanghai, referred to as "Shanghai" or "Shen" for short, is a provincial administrative region, municipality directly under the Central Government, national central city, mega-city and the core city of Shanghai metropolitan area in People's Republic of China (PRC), and China's international economy has been determined by the State Council.