Using visual tools in a tablet with augmented reality technology, the visitors were able to have a quick idea of the design and operations of the sewage treatment facilities inside caverns. The visitors also enhanced their understanding on the “Relocation of Sha Tin Sewage Treatment Works to Caverns” project and the cavern sewage treatment facilities through our helpers’ briefing.




Group Photo of the Director of Drainage Services, Mr Edwin TONG (second right), Chief Engineer of Sewerage Projects Division, Mr WONG Sui-kan (first right), Senior Engineer, Mr Walter LEUNG (first left) and Engineer, Ms Florence KWAN (second left)




The Secretary for the Environment, Mr WONG Kam-sing (second left) and the Permanent Secretary for the Environment, Mr Donald TONG (second right), accompanied by the Director of Drainage Services, Mr Edwin TONG (third left), visited DSD’s exhibit