Nubia Fold and Flip 3 could be launched soon by the tech firm, as the renders of the two purported foldable phones have surfaced online. The Nubia Flip 3 could launch as the successor to the Flip 2, which was unveiled in Japan earlier this year, in Japan. The Nubia Fold appears in a black colourway, sporting a triple rear camera setup. Meanwhile, the Flip 3 could be o…