Sounds way to optimistic

A faster way to charge your battery seems to be a hot topic for many companies. Qualcomm has Quick Charge, MediaTek has Pump Express, Oppo has VOOC and the Huawei Mate 9 with 4000 mAh battery can charge  55 percent in 30 minutes. 

Full charge in 20 minutes

While it did not have any new smartphones to show, Chinese smartphone maker Meizu has unveiled its new Super mCharge technology.