Cold War, approximately 1947 (due to U.S. President Harry Truman’s Truman Doctrine) to 1991 (Operation Desert Storm, collapse of Soviet Union):
Shenyang J-8, NATO reporting name Finback. The ‘J’ means Jianjiji, which is the equivalent of the word fighter in English.
People’s Liberation Army-Eastern Theater Command photo, 30AUG2020.
PLA-Eastern Theater Command photo, 30AUG2020.
J-8DF. Photo by Yang Pan, 18APR2018.
Photo by Yang Pan, 18APR2018.
PLA-Western Theater Command photo by Wang Xiaofei, March 2018.
Military Museum of the Chinese People’s Revolution display. Photo by Max Smith, August 2007.
The first J-8 looked like a twin engined Sukhoi 9 (NATO reporting name Fishpot), and first flew in 1969.
Beihang (Beijing) Air & Space Museum.
J-8II01
The J-8II (J-8B) radically changed the forward fuselage in order to house a new bigger radar system. It first flew in 1984.
This J-8II has the U.S. English F-8II on the opposite side of the fuselage.
Vehicle I-D: 
CHINA’S JH-7A, COLD WAR AND BEYOND