The Shenyang J-11 (Chinese: 歼-11; NATO reporting name: Flanker-B+/Flanker-L), also known as Yinglong (simplified Chinese: 应龙; traditional Chinese: 應龍; pinyin: yìnglóng; lit. 'Responsive Dragon') is a 4th generation twin-engine jet fighter of the People's Republic of China derived from the Soviet-designed Sukhoi Su-27SK. It is manufactured by the Shenyang Aircraft Corporation (SAC). The aircraft is operated by the People's Liberation Army Air Force (PLAAF) and the People's Liberation Army Naval Air Force (PLANAF).
