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816 Underground Nuclear Plant (816 Engineering Site)
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)

The 816 Project is a colossal Cold War-era underground nuclear facility carved deep into a mountain near Fuling, built in secrecy and now open as one of China's most extraordinary industrial-heritage sites.

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.

📅 Best Time & Crowds

Best season: Spring (March-May) and Autumn (September-November)

🏮Golden Week alert: May 1-5 and Oct 1-7 are China's biggest travel peaks — top attractions sell out days ahead. Book tickets the moment they open.

Many museums and palaces close on Mondays (e.g. Forbidden City, National Museum). Plan around it.

Location

View on interactive map →
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Book Tickets & Tours

Buying tickets as a foreign visitor

Most 5A/4A sites require real-name registration — bring your passport.

Tickets often must be booked in advance online — peak season & holidays sell out quickly.

Some remote or border-area sites have entry restrictions for foreign visitors — check before you travel.

External booking links. Prices may vary.

Some links are affiliate links — we may earn a small commission at no extra cost to you. We only link to platforms travelers actually use.

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 (≈ $8.3) (peak season), CNY 40 (≈ $5.6) (off-season)

📍 中文地址 / Chinese Address
涪陵816工程景区

29.6882, 106.9966

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Tip: Google Maps may be inaccurate in China — use Amap for navigation.

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