北海南城
[bĕi hăi nán chéng]
It simply points to specific geographical locations such as北海 meaning 'Beihai', a popular scenic park with historical significances in Beijing, China, coupled with 'Nan Cheng' which stands for 'South City'. Together they represent two important locations that have significance to the person who uses this name possibly indicating a special relationship with those places in terms of residence or sentiment value.