About Yushan: Yushan County is located in the northeast of Jiangxi Province. It belongs to Shangrao City, Kaihua County, Changshan County and Jiangshan City in the east of Zhejiang Province, Guangfeng County in the south, Shangrao County and Xinzhou District in the west, Dexing City in the north, 75 kilometers from east to west, 62 kilometers from north to south, and an area of ​​1728 square kilometers. . Historically, it is the transportation hub of the three provinces of Fujian, Zhejiang and Anhui. It is known as the "two rivers lock key, eight provinces wanted". The total area is 1728 square kilometers and the total population is 620,000. The county governs 11 towns and 5 townships.