Yen Xa wastewater plant

Investing about 800 million USD, when will To Lich River be revived?

VietNamNet

02/12/2024

Hanoi Secretary urges progress in construction of Yen Xa wastewater treatment system

VTC News

28/02/2024

Yen Xa wastewater treatment plant to start trial operation in March

VnExpress

13/01/2024