“2019广东材料发展论坛”在东莞理工大学举办，参会者近600人。李璇为2019届硕士研究生，这是她参加的第一个学术会议。

The "2019 Guangdong Material Development Forum" was held at Dongguan University of Technology, with nearly 600 participants. Li Xuan is a 2019 master student. This is the first academic conference she attended.