QR codes are ubiquitous in China. Whether tracking your health or charging your phone, buying a beer or booking a workout, here are 16 surprising uses for QR codes.
Save highlights in Reader View or with our Chrome extension.
This your link? Claim it
Every day we pick 7 links from around the web for you, tailored to your interests.
Or use Twitter, Facebook, Google
Have an account? Sign in
Not on Refind yet? Sign up