Nansihuan is a metro station of Zhengzhou Metro. The station currently serves as the southern terminus of Line 2 trains and an interchange station to Chengjiao line towards Xinzheng International Airp

Guancheng District, or Guancheng Hui District, is one of 6 built-up or urban districts of the prefecture-level city of Zhengzhou, the capital of Henan Province, China.