Xin Zhui By odunca 213 BCE Lady dai was born on 213 BC 163 BCE Xin Zhui died on 163 BC She was 50 years old. 163 BCE She was buried in Changsha, China Dec 24, 1971 Xin Zhui's tomb was discovered in 1971 Dec 24, 1975 Xin Zhui had a Autopsy