Oppo A57 5G has been launched in China as the company's latest 5G phone in its A series. The Oppo A57 5G comes with a 90Hz display and is powered by MediaTek Dimensity 810 SoC.

source https://gadgets360.com/mobiles/news/oppo-a57-5g-price-cny-1499-launch-sale-date-april-15-specifications-features-2883949#rss-gadgets-all