Zhuhai (珠海; Zhūhǎi in Mandarin, Jyūhói in Cantonese) is a city in Guangdong Province, China. The name means Pearl Sea ; Zhuhai is where the Pearl River (珠江; Zhūjiāng ) flows into the South China Sea (南中国海 Nánzhōngguóhǎi or simply 南海 Nánhǎi ).