Ms QIU Yujing, Engineer (Consultants Management Division) of the DSD, introduces that the DSD has identified a few tourist attractions with local characteristics and high pedestrian flow to install thematic manhole covers since 2022.

Ms QIU Yujing, Engineer (Consultants Management Division) of the DSD, introduces that the DSD has identified a few tourist attractions with local characteristics and high pedestrian flow to install thematic manhole covers since 2022.

Ms QIU Yujing, Engineer (Consultants Management Division) of the DSD, introduces that the DSD has identified a few tourist attractions with local characteristics and high pedestrian flow to install thematic manhole covers since 2022.