50 years.

15ku, located in Gangwan Street, Zhongshan District, Dalian City, was built in 1929. Today, 15ku is a complex creative consumption area that combines various cultural and commercial forms.

Our country's current laws stipulate the term of construction land use rights, which is 70 years for residential land, 50 years for industrial land, 40 years for commercial land, and 50 years for comprehensive land.