Chengdu J-20 - Wikipediahttps://en.wikipedia.org/wiki/Chengdu_J-20
China is sending its most advanced fighter jet to patrol disputed East and South China Seas | CNNhttps://www.cnn.com/2022/04/15/china/china-j-20-jet-patrol-east-south-china-sea-intl-hnk/index.html
First Ever Stealth Fighter Encounter Confirmed: China’s J-20 and America’s F-35 Just Met Over the East China Seahttps://militarywatchmagazine.com/article/first-ever-non-friendly-stealth-fighter-encounter-confirmed-china-s-j-20-and-america-s-f-35-just-met-over-the-south-china-sea
US F-35 and Chinese J-20 fighter jets had close encounter over East China Sea: US general | South China Morning Posthttps://www.scmp.com/news/china/military/article/3170866/us-f-35-and-chinese-j-20-fighter-jets-had-close-encounter-over