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Editor-in-Chief: TRAN XUAN TOAN

A publication of Tuoi Tre Online Newspaper
Ho Chi Minh City Press and Radio-Television Agency
Publication permit 561/GP-BTTTT, issued on November 25, 2022

Hotline: 0918.033.133
© Copyright 2026 Tuoi Tre newspaper, All rights reserved. Content may not be republished, except with the prior written permission of Tuoi Tre newspaper.
Tag: "sewer opening"
​Smell-proof sewer openings installed in Ho Chi Minh City

​Smell-proof sewer openings installed in Ho Chi Minh City

Vietnam News 13:40 01/08/2017

Pressure-controlled valves close the openings on dry days to prevent foul smell from escaping

Editor-in-Chief: TRAN XUAN TOAN

A publication of Tuoi Tre Online Newspaper
Ho Chi Minh City Press and Radio-Television Agency
Publication permit 561/GP-BTTTT, issued on November 25, 2022

Hotline: 0918.033.133
© Copyright 2026 Tuoi Tre newspaper, All rights reserved. Content may not be republished, except with the prior written permission of Tuoi Tre newspaper.