As of the 2010 census, does Dongguan or Tongzhou District, Beijing have a larger population?
Dongguan: Dongguan is a prefecture-level city in central Guangdong Province of South China. Dongguan:  Dongguan's city administration is considered especially progressive in seeking foreign direct investment. Tongzhou District, Beijing:  It had a population of 673,952 at the 2000 Census, and has seen significant growth and development since then, growing to a population of 1,184,000 at the 2010 Census.
i don't know