As of the 2010 census, does Dongguan or Tongzhou District, Beijing have a larger population?
Dongguan:  It is part of the Pearl River Delta megacity with more than 44.78 million inhabitants at the 2010 census spread over nine municipalities (including Macao) across an area of 17,573 km2 . Dongguan:  Dongguan's city administration is considered especially progressive in seeking foreign direct investment. Dongguan:  Dongguan ranks behind only Shenzhen, Shanghai and Suzhou in exports among Chinese cities, with $65.54 billion in shipments. 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