OPPO is one of the biggest tech brands, known for its innovations in the smartphone industry. Founded in 2004 by Tony Chen, OPPO initially focused on audio devices before launching its first smartphone in 2008. With the slogan "The Art of Technology," OPPO continues to introduce cutting-edge features such as the pop-up camera on the OPPO Find X (2018) and VOOC Flash Charge technology for ultra-fast charging. Additionally, OPPO is a subsidiary of BBK Electronics, alongside Vivo, OnePlus, and Realme.