Vivo, oppo, Xiaomi, Meizu, etc. Domestic mobile phones refer to mobile phones independently developed and manufactured in Chinese mainland. Vivo aims to create smart products with excellent appearance, professional sound quality and pleasant experience for fashionable young people. As the persistent pursuit of vivo, Xiaomi was founded in China on 20 10, and its products involve mobile phones, home appliances and intelligent terminals. Oppo, an electronic company headquartered in Guangdong, was founded on 200 1, full name OppoElectronicsCorporation, a well-known brand of smart phones in China, and was founded in 2003. Affiliated to Zhuhai Meizu Communication Equipment Co., Ltd., the brand slogan is to pursue love and focus on creating the ultimate user experience. There are domestic mobile phones such as vivo, oppo, Xiaomi and Meizu.