Guangdong OPPO Mobile Telecommunications Corp., Ltd, commonly referred to as OPPO, is a Chinese consumer electronics and mobile communications company headquartered in Dongguan, Guangdong, in China, and known for its smartphones, Blu-ray players and other electronic devices. A leading manufacturer of smartphones, OPPO was the top smartphone brand in China in 2019 and was ranked No. 5 worldwide. It is a subsidiary of BBK Electronics. It is a part of BBK Electronics Corporation along with Vivo, Realme and OnePlus.