HCM City pilots QR code on street signs stockbot 0 241 2020.10.17 17:26 http://vietnamnews.vn/society/793542/hcm-city-pilots-qr-code-on-street… + 32 https://vietnamnews.vn/rss/society.rss + 31 The HCM City Department of Transport has piloted the installation of QR readers under street name signs that provide the streets’ historical facts, background information and designated names.