What's the name of Lean Senior Sister of Nanyang Technological University?

My sister's name is Yao Xiyuan. Yao Xiyuan, a former doctor and master of Nanyang Institute of Technology, was an outstanding expert in Henan Province and vice president of Henan Language Society. Presided over the completion of 7 scientific research projects at or above the provincial and ministerial levels. Many achievements have been made in the study of dynamic word meaning and idiom culture in modern Chinese, which also has certain influence in China.