In the afternoon of June 25, Beijing time, the American design website YankoDesign announced today the Facebook concept mobile phone designed by designer Tolga Tuncer. This phone uses a blue aluminum case, 17.5 cm long and 5.5 cm wide. Since the cross-section is wedge-shaped, it is cut with a YAG laser cutting machine. And the effect is obvious, so even if you put the phone flat on the desktop, you can see the content on the screen clearly. In order to facilitate users to share pictures, the phone also designed Instagram shortcut keys. The top of the design is equipped with an information prompt function, and there is a dedicated button to directly access the information center. The phone has a built-in speaker and headphone jack, and there is a Like button on the front, which is convenient for users to mark their favorite content. There is a camera on the back of the phone, and it is also equipped with an LED flash for taking pictures. The Spotify music service is integrated in the mobile phone system, and there is a dedicated button for the service on the left. is more unique, the handset and microphone are designed on the back, so to make and receive calls, you must reverse the handshake.