That change was explained by comparison and analysis of the data, which could provide a useful basis for conservation and reasonable water resources exploitation of the Shuangtaizi estuarine wetland.

The eco-environmental water requirement of the Shuangtaizi estuarine wetland in Panjin, in Liaoning Province of China consists of ecological water requirements and environmental water requirements.

Shuangtaizi estuarine wetland has been listed as International Important Wetland Protectorate, and it is the world-wide biggest moss land wetland.