Haojia joined the group in September 2024. He was born in Baoji City, Shaanxi Province. In June 2024, he received his bachelor's degree in Applied Chemistry from Tianjin Polytechnic University. Currently, his research focuses on the synthesis of mesoporous SnO2 using the soft template method. Besides, in his free time, Haojia likes to play sports, especially basketball and long-distance running. He is looking forward to his future postgraduate life and hopes to get enough exercise.