Jiangxi. Mailuofei is a chain cake shop in Xinyu City, Jiangxi Province. Xinyu is a city (prefecture level) under the jurisdiction of Jiangxi Province and an important member of the urban agglomeration in the middle reaches of the Yangtze River. Xinyu has a long history. A large number of stone tools and pottery unearthed in the original social site of Shinian Mountain in the northeast of the city show that ancestors lived here as early as 5,000 years ago in the Neolithic Age.