Duan Zhengcheng: key obituary facts
Is Duan Zhengcheng dead? Yes. Duan Zhengcheng died on February 16, 2020, at age 85.
Cause of death: Duan Zhengcheng's cause of death has not been publicly confirmed.
What was Duan Zhengcheng known for?
He was known as Chinese engineer.
Chinese engineer
Died on Sunday February 16th 2020