The service life of Jiangmen's land purchase and factory building.

Fifty years. According to Article 12 of the Provisional Regulations on Assignment and Transfer of State-owned Land Use Rights in Cities and Towns, the maximum term of assignment of land use rights is determined according to the following purposes: 70 years for residential land, 50 years for industrial land, and 50 years for educational, scientific, cultural, health and sports land. Jiangmen City, commonly known as "Wuyi", is a prefecture-level city under the jurisdiction of Guangdong Province, People's Republic of China (PRC), which is located in the south-central part of Guangdong Province and the west of the Pearl River Delta.