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.
Huangbei Subdistrict Huangbei Subdistrict () is a subdistrict of the Luohu, Shenzhen, Guangdong, China.