Ring with SOS function, fire rescue drone with aerial imaging function and robot chess master… Such smart products are exhibited at Nanjing University of Science and Technology during the 28th Jiangsu Science Week on May 14.
A small ring with SOS function is exhibited at the expo.”It comes with the SOS function and it can count steps, remind incoming calls and track the cell phone,” said Ren Dashi, manager of the company that developed the ring. The ring is connected with the mobile APP via Bluetooth and thus it can achieve anti-lost function and it can take photos as well.
