私密直播全婐app免费大渔直播,国产av成人无码免费视频,男女同房做爰全过程高潮,国产精品自产拍在线观看

Current Location :> Home > Personnel > Text
Ruyu Yan (M. S candidate, 2024)

Resume of Ruyu Yan

Ruyu Yan, female, was born in Fuyu County, Qiqihar City, Heilongjiang Province, in November 2001. She graduated from Heilongjiang Oriental University with a bachelor''s degree in Polymer Materials and Engineering in July 2024. She is now studying for a master degree in polymer chemistry and physics at Harbin University of Science and Technology.