Venue: Lam Tin Estate (West) Community Centre (ASD)
Project time: Mar 12

Surface with 3M brand sandpaper to give max contrast to grounding
Stainless Steel of #316 standard
Patent Drill&Lock installation design (no adhesive needed)
Patent Drill&Lock R13.....

Made from 304 stainless steel
With both Chinese and English Braille words
170 (W) x 50 (H) mm
0.5mm thick
With existing adhesive tape at back for attachment