![vivo apex](https://static-ssl.businessinsider.com/image/5a984a47aae60536008b472c-1400/05.jpg)
Vivo
Vivo has been taking the smartphone world by storm.
- $4, one of the most interesting tech companies out of China, just debuted new super-fast charging technology at Mobile World Congress Shanghai 2019.
- Vivo's new tech can fully charge a smartphone with a 4,000 mAh battery in about 13 minutes.
- Most smartphones have batteries with smaller capacities than that - the massive iPhone XS Max, for example, has 3,174 mAh battery.
- $4.
Earlier this year, we covered one of the most interesting tech companies to come out of China, $4.
While it may not have name recognition, Vivo has been taking the smartphone world $4 over the past year.
And at $4 2019, which is taking place this week, the company unveiled the fastest charging tech we've seen yet.