![](http://www.ecns.cn/hd/2024/02/22/d5849c89897042f989496b577e47aa44.jpg)
The north line ship locks of the Three Gorges Dam on the Yangtze River are closed for maintenance in central China's Hubei Province, Feb. 21, 2024. (Photo: China News Service/Wang Gang)
Two major ship locks on the Yangtze River, the north line ship locks of the Three Gorges Dam and the Gezhouba No. 1 ship lock, will remain closed for 45 days and 40 days respectively.
![](http://www.ecns.cn/hd/2024/02/22/2a53b7f65baf45c5983d675d31944997.jpg)
The north line ship locks of the Three Gorges Dam on the Yangtze River are under maintenance in central China's Hubei Province, Feb. 21, 2024. (Photo: China News Service/Wang Gang)
![](http://www.ecns.cn/hd/2024/02/22/090bfea44efb4782a5c204e4d58eda8e.jpg)
The Gezhouba No. 1 ship lock is under maintenance in central China's Hubei Province, Feb. 21, 2024. (Photo: China News Service/Wang Gang)
![](http://www.ecns.cn/hd/2024/02/22/3a28dc35ef254819a7e77b8058780f4e.jpg)
The Gezhouba No. 1 ship lock is under maintenance in central China's Hubei Province, Feb. 21, 2024. (Photo: China News Service/Wang Gang)