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![Page 1: PowerPoint 簡報 3G Filter_2015s.pdf · PM2.5 level in the LOBBY is 73 ug/m3 PM2.5 level on the STREET is 383 ug/m3 PM2.5 level in Hong Kong Air Quality index FILTER provide clients](https://reader033.vdocuments.site/reader033/viewer/2022050204/5f5747e05eb5777fe7519f42/html5/thumbnails/1.jpg)
![Page 2: PowerPoint 簡報 3G Filter_2015s.pdf · PM2.5 level in the LOBBY is 73 ug/m3 PM2.5 level on the STREET is 383 ug/m3 PM2.5 level in Hong Kong Air Quality index FILTER provide clients](https://reader033.vdocuments.site/reader033/viewer/2022050204/5f5747e05eb5777fe7519f42/html5/thumbnails/2.jpg)
![Page 3: PowerPoint 簡報 3G Filter_2015s.pdf · PM2.5 level in the LOBBY is 73 ug/m3 PM2.5 level on the STREET is 383 ug/m3 PM2.5 level in Hong Kong Air Quality index FILTER provide clients](https://reader033.vdocuments.site/reader033/viewer/2022050204/5f5747e05eb5777fe7519f42/html5/thumbnails/3.jpg)
![Page 4: PowerPoint 簡報 3G Filter_2015s.pdf · PM2.5 level in the LOBBY is 73 ug/m3 PM2.5 level on the STREET is 383 ug/m3 PM2.5 level in Hong Kong Air Quality index FILTER provide clients](https://reader033.vdocuments.site/reader033/viewer/2022050204/5f5747e05eb5777fe7519f42/html5/thumbnails/4.jpg)
![Page 5: PowerPoint 簡報 3G Filter_2015s.pdf · PM2.5 level in the LOBBY is 73 ug/m3 PM2.5 level on the STREET is 383 ug/m3 PM2.5 level in Hong Kong Air Quality index FILTER provide clients](https://reader033.vdocuments.site/reader033/viewer/2022050204/5f5747e05eb5777fe7519f42/html5/thumbnails/5.jpg)
![Page 6: PowerPoint 簡報 3G Filter_2015s.pdf · PM2.5 level in the LOBBY is 73 ug/m3 PM2.5 level on the STREET is 383 ug/m3 PM2.5 level in Hong Kong Air Quality index FILTER provide clients](https://reader033.vdocuments.site/reader033/viewer/2022050204/5f5747e05eb5777fe7519f42/html5/thumbnails/6.jpg)
![Page 7: PowerPoint 簡報 3G Filter_2015s.pdf · PM2.5 level in the LOBBY is 73 ug/m3 PM2.5 level on the STREET is 383 ug/m3 PM2.5 level in Hong Kong Air Quality index FILTER provide clients](https://reader033.vdocuments.site/reader033/viewer/2022050204/5f5747e05eb5777fe7519f42/html5/thumbnails/7.jpg)
![Page 8: PowerPoint 簡報 3G Filter_2015s.pdf · PM2.5 level in the LOBBY is 73 ug/m3 PM2.5 level on the STREET is 383 ug/m3 PM2.5 level in Hong Kong Air Quality index FILTER provide clients](https://reader033.vdocuments.site/reader033/viewer/2022050204/5f5747e05eb5777fe7519f42/html5/thumbnails/8.jpg)
Tel: +852 2511 7076 Fax: +852 2511 6176 Email: [email protected]
TelTT : +852 2511 7076Fax: +852 2511 6176Email: [email protected] com
Tel: (852) [email protected]
Tel: +852 2511 7076 Fax: +852 2511 6176 Email: [email protected]
TelTT : +852 2511 7076Fax: +852 2511 6176Email: [email protected] com
Tel: (852) [email protected]