Last week we came across a report which claimed that the vivo S1 Pro will be launched in India next month. We didn't have a specific date then, but now we know it's January 4. vivo India has updated the header image of its official Twitter account and also set up a promotional page on its official site to reveal the launch date. Initially, we thought vivo will launch the Chinese version of the S1 Pro in India which is powered by the Snapdragon 675 SoC and comes with a notchless screen and triple rear cameras. But turns out vivo will bring the global version instead that has a...