Our Christmas groupmeeting in 2025. Merry Christmas！
Sijie graduated in 2025. Best of luck.
The Cao Group Spring Outing at Haidian Park in April 2025!
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The Cao Group Literature Presentation Championship! Lixia Liu won the champion. Congratulations to everyone who contributed to this wonderful game.
Our Christmas groupmeeting in 2024. Merry Christmas！
Happy Teachers’ Day! Our group witnessed the 40th National Teachers’ Day.
CAO RESEARCH GROUP 