Which is a provincial capital, Zhengzhou or Huangzhou District?
Huangzhou District Huangzhou District () is a district of the city of Huanggang, Hubei province, People's Republic of China.
Honghuagang District Honghuagang District (红花岗区) is a district of Guizhou, China. It is under the administration of Zunyi city. Its population as of 2002 was 470,000.