Haikou, formerly called Qiongzhou "China to bridge the Qiongzhou Strait at a cost of 140 Billion RMB (我国将在琼州海峡建首座跨海大桥 投资超1400亿)" (in Chinese).
Χάικου, παλαιότερα γνωστή ως Τσιονγκτσόου «China to bridge the Qiongzhou Strait at a cost of 140 Billion RMB (我国将在琼州海峡建首座跨海大桥 投资超1400亿)» (στα Chinese).