
4A Tourism Area
816 Underground Nuclear Plant (816 Engineering Site)
涪陵816工程景区
Chongqing, Fuling·29.6882°N, 106.9966°E
Ticket Price
CNY 60 (peak season), CNY 40 (off-season)
Duration
1-2 hours
About 816 Underground Nuclear Plant (816 Engineering Site)
A significant cultural and historical site in Fuling, Chongqing, showcasing China's rich heritage through its architecture, artifacts, and traditions. • Massive Cold-War-era underground nuclear-reactor complex carved into a mountain.
• Vast chambers and tunnels built in...
Highlights
• Massive Cold-War-era underground nuclear-reactor complex carved into a mountain.
• Vast chambers and tunnels built in secrecy for decades.
• A unique industrial-heritage and third-line history site.
Suggested Route
Follow the guided route through the main reactor hall and tunnel network; allow 1.5-2 h.
Food & Lodging
Fuling snacks and pickles; lodging in Fuling.
Facilities
Parking, restrooms, guided tours, and a visitor center.
Travel Tips
Visit early morning or late afternoon to avoid tour groups. Respect cultural artifacts and no-flash photography.
Location
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Hotels, tickets & tours
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Guided tours
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Tours & activities
External booking links. Prices may vary. We may earn a commission.
Opening Hours
09:00-17:00 (closed Mondays, except holidays)
Getting There
In Fuling District; CRH to Fuling North then bus/taxi ~30 km to Jianfeng; drive via G50S.
Reservation
No mandatory booking; tickets on-site/online.
Ticket Price
CNY 60 (peak season), CNY 40 (off-season)





