OnePlus will introduce wireless charging to its phones. May be with the upcoming OnePlus 8 series, it will support Qi wireless charging with 5G support and Snapdragon 865 processor, likely to launch in the first half of 2020.
OnePlus joins with WPC(Wireless Power Consortium). It is group that maintains the standards of wireless charging. According to WPC, Oppo handsets will arrive with wireless charging and now OnePlus is also in that list.