Green Lake Park, or Cui Hu Park, is an urban park in Kunming, Yunnan Province, China. It was established in the 20th century. The park consists of a group of 4 small sub-lakes linked by bridges built in traditional Chinese architecture. The lake was originally a water reservoir for the city. There are performances of pieces from Chinese operas and of folk music wi…Green Lake Park, or Cui Hu Park, is an urban park in Kunming, Yunnan Province, China. It was established in the 20th century. The park consists of a group of 4 small sub-lakes linked by bridges built in traditional Chinese architecture. The lake was originally a water reservoir for the city. There are performances of pieces from Chinese operas and of folk music within and around the park. The most famous building in the park is Jiangwu Pavilion, a tourist attraction. Also located in the park is a statue of Nie Er, the composer of China's national anthem.