Home/China Attractions/Chongqing/816 Underground Nuclear Plant (816 Engineering Site)
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 →
View Trip →
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

Amap ↗Apple Maps ↗Google Maps ↗

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

Nearby Attractions