Are Wang Xuecheng and Sun still alive?

Wang Xuecheng is still alive, but Sun is gone. Wang Xuecheng, born in 1955, is the squadron leader of the 2nd Brigade of the 6th Division of the Chinese People's Liberation Army Naval Air Force 18 Regiment. Sun is from Fengxiang, Shaanxi. /kloc-born in 0/937, defected to south Korea during the test flight, and then transferred to Taiwan Province province to join the air force of Taiwan Province province.