Yichun City.

According to the relevant information query on the Yichun Municipal People's Government website: Yichun area was renamed Yichun City, and Zhangshu City was directly under the jurisdiction of the Jiangxi Provincial People's Government and managed by Yichun City.

Zhangshu City is located in the middle of Jiangxi Province, 76 kilometers away from the provincial capital Nanchang, with a total area of ??1,291 square kilometers, a permanent population of 480,000, and jurisdiction over 10 towns, 4 townships, 5 street offices and 1 horticultural field.