Chang Gao
Also known as 高畅
Chang Gao is a researcher at Alibaba's Qwen Team and a coauthor of work on its language models. He studied at Harbin Institute of Technology and completed a PhD in the CUHK Text Mining Group under Wai Lam. During his doctorate, he held internships at Alibaba, Tencent, the Shanghai AI Laboratory, and Z.ai, and coauthored M3Exam and StrategyLLM. His 2025 work included SWE-Fixer, JsonTuning, the Qwen3 report, GSPO, and the Qwen3-VL report. In August 2026, the Qwen-CUA report listed him among its core contributors.
Timeline
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2014–2018
Undergraduate at Harbin Institute
He studies as an undergraduate at Harbin Institute of Technology in Weihai from 2014 to 2018.
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2018–2020
Master's at Harbin Institute
At Harbin Institute of Technology, he earns a master’s degree in Harbin from 2018 to 2020.
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2020–2025
PhD and research internships
From 2020 to 2025, he completes a PhD at The Chinese University of Hong Kong in the CUHK Text Mining Group under Professor Wai Lam. He also holds research internships at Alibaba Group in Singapore, Tencent in Shenzhen, the Shanghai AI Laboratory, and Z.ai, spanning October 2022 to January 2025.
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2023–2024
M3Exam and StrategyLLM
In 2023, he coauthors M3Exam, a benchmark built from official human exam questions to evaluate large language models across languages, modalities, and education levels. At NeurIPS 2024, he coauthors StrategyLLM, a framework with four language-model agents that generate, evaluate, and select task strategies.
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2025
SWE-Fixer and JsonTuning
For ACL 2025 Findings, he coauthors SWE-Fixer, an open-source framework for resolving GitHub issues. He also coauthors JsonTuning, which uses JSON structures to represent instruction-tuning tasks.
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2025
Qwen3, GSPO and Qwen3-VL
In May 2025, he coauthors the Qwen3 technical report. In July 2025, he coauthors GSPO, a sequence-level reinforcement-learning method whose authors link it to improvements in Qwen3 models. In November 2025, he coauthors the Qwen3-VL report, which describes a vision-language model that integrates text, images, and video.
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Since April 2025
Researcher on Alibaba's Qwen Team
He is a researcher at Alibaba's Qwen Team. In August 2026, the Qwen-CUA report lists him among its core contributors.
Career
- Since 2022AlibabaResearch Intern, Researcher
- 2022–2025TencentResearch Intern
- 2022–2025Shanghai Artificial Intelligence LaboratoryResearch Intern
- 2022–2025Zhipu AIResearch Intern
Education
- 2025Chinese University of Hong KongPhD
- 2020Harbin Institute of TechnologyMaster’s degree
- 2018Harbin Institute of TechnologyUndergraduate
Most-cited works
Sources and credits
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- Chang Gao (高畅) - Homepage
- Chang Gao | alphaXiv
- M3Exam: A Multilingual, Multimodal, Multilevel Benchmark for Examining Large Language Models
- StrategyLLM: Large Language Models as Strategy Generators, Executors, Optimizers, and Evaluators for Problem Solving
- SWE-Fixer: Training Open-Source LLMs for Effective and Efficient GitHub Issue Resolution
- JsonTuning: Towards Generalizable, Robust, and Controllable Instruction Tuning
- Qwen3 Technical Report
- Group Sequence Policy Optimization
- Qwen3-VL Technical Report
- Qwen-CUA: Native Computer Use for (almost) Everything

