Rodrigo Santos Andrade share

Hainan’s longest tunnel achieves full two-way breakthrough

visibility comment0 event January 14, 2026 timer 01:49

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Carved through mountains deep inside the Yinggeling National Nature Reserve, Hainan’s longest tunnel has achieved full two-way breakthrough. Stretching over 8 km, it blends major infrastructure with ecological care, strengthening road network and supporting Hainan Free Trade Port

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