Yao Jiaxin appears at the Xi’an Intermediate People’s Court for a hearing on March 23. [Photo/Asianewsphoto]

XI'AN -- Yao Jiaxin, a university student who stabbed a young mother to death to cover up a hit-and-run accident was executed on Tuesday in Xi'an, capital of northwest China's Shaanxi Province, with an approval of the Supreme People's Court.