“Guangzhou (Chinese: 广州; Cantonese pronunciation: [kʷɔ̌ːŋ.tsɐ̂u] or [kʷɔ̌ːŋ.tsɐ́u]; Mandarin pronunciation: [kwàŋ.ʈʂóu]), also known as Canton and formerly romanized as Kwangchow or Kwong Chow, is the capital and most populous city of the province of Guangdong in southern China. (Wikipedia)
