Chengao Li’s Homepage

About Me

I am currently a fourth-year Ph.D. student at the Institute of Computing Technology, Chinese Academy of Sciences (ICT, CAS), under the supervision of Prof. Qing He and Prof. Xiang Ao. My research interests include natural language processing (NLP), large language model (LLM) safety, and large language model (LLM) post training.

If you have any questions regarding my work or are interested in collaborating with me, please contact me via email.

🔥 Recent News

• [2026-07] 🎉 Our Technical Report “Zing: Social Mind for LLMs” is published on Arxiv.

• [2025-05] 🎉 Our paper “Gradient-Adaptive Policy Optimization: Towards Multi-Objective Alignment of Large Language Models” is accepted by ACL2025.

• [2025-04] 🎉 Our paper “Controlling large language models through concept activation vectors” is published by AAAI2025.

• [2024-12] 🎉 Our white book “White Paper on Safety Evaluation of Generative Large Models (2024)” is published on CCF China Data 2024.

• [2022-09] I am a PhD student at the ICT, CAS under the supervision of Prof. Qing He and co-supervised with Prof. Xiang Ao.