Metro station turnstiles upgrading project is undoubtedly another important move to facilitate public travel. Through the turnstiles 2d code scan module scan code payment barrier, not only to enhance the passenger ticket experience, but also to a large extent the public travel more convenient and fun.

In the era of 4G mobile Internet, thanks to intelligent identification technology research and development of bar code scanning technology used in all walks of life. So now rely on a mobile phone to go the world, 2D code to pay now cover all aspects of eating and drinking, and now we are talking about “line” in this regard.