I am an Algorithm Engineer of Doubao Team, ByteDance. I am primarily responsible for the alignment of the Doubao series models during the post-training phase. I received the Ph.D. degree in the School of Computer Science and Engineering at Beihang University in 2024, under the supervision of Prof. Zhoujun Li. I received the B.S. degree in the School of Computer Science and Engineering at Beihang University in 2019.