Chinese J-7 Mig-21 in 2022: veteran jet still in service, improved variants still going strong

Chinese Air Force unveiled a new video of J-7 fighters. J-7 is a family of Chinese-made, Soviet-design Mig-21s. J-7s are being replaced, but many J-7s are still in service. Some serve as new pilot training platform. And J-7 units are still guarding some provinces in China. Photo and video: Wiki common, CCTV site.