Xiamen, referred to as "Lu", also known as Egret Island, is a sub-provincial city of Fujian Province and a Special economic zone approved by the State Council. It is also an important city, port and scenic tourist city along the southeast coast. By 2019, the city has six districts under its jurisdiction, covering a total area of 17,00.61 square kilometers, with a permanent population of 4.29 million, a registered population of 2.61 million. In 2019, xiamen's gross domestic product (GDP) reached 599.504 billion yuan, an increase of 7.9 percent over the previous year based on comparable prices.
Gulangyu Island has been officially approved as a national 5A tourist attraction since May 8, 2007.Named by National Geographic as "the most beautiful five urban areas in China", it is known as "Garden on the Sea".Many buildings with Chinese and foreign architectural styles are well preserved on the island, which has won the reputation of "International Architectural Exhibition".The residents of the island love music. The piano has a high density and is praised as the island of piano.The main tourist attractions are: Sunlight Rock, Shuzhuang Garden, bathing beach, Zhengcheng Memorial Hall, etc.Millions of Chinese and foreign tourists come here for sightseeing every year.On July 8, 2017, "Gulangyu: Historic International Community" was added to the World Heritage List, becoming the 52nd World Heritage site in China.