On the night of April 15, 2011，Tsinghua High School Affiliated Jinfan Folk Orchestra with 86 members，Du Yuzhen, vice president in charge, led the team to the Defense College of the PLA National Defense University in Changping，Held a concert titled "Spreading Friendship with a Clear Voice, Singing Peace with a Chinese Rhyme -- The Jinfan Folk Orchestra of the Affiliated High School of Tsinghua University Visited Foreign Students of the Defense College of the National Defense University of the People's Liberation Army"。General Zhang Yingli, president of the Defense Academy, and more than 260 senior generals and generals from more than 70 countries on five continents and their families attended the performance。

At the show that night，In addition to the orchestra performed the "Celebration Overture", "The Dragon Leaps and the Tiger Leaps", "Yao Nationality Dance" and other classical folk music works，He also cooperated with famous guqin player Yang Qing and Kunqu opera star Wang Jin，It highlights the orchestra's emphasis on and inheritance of Chinese "intangible cultural heritage"，In particular, Guqin and the middle school students' Chinese orchestra ensemble Mr. Peng Xiuwen arranged the song "Flowing Water"，This is the first time in China，It not only shows the audience the traditional Chinese culture of 20 centuries ago，It also enriched the performance of the orchestra。此外，Composed and adapted by teacher Hu Jun, "Sketch of Tsinghua Attached High School", "Chardash", "Canon" and other works，All of them reflect the concept of the orchestra to create "friendly folk music" that "attracts the audience's sense of identity with folk music"，In particular, Teacher Hu Jun adapted and arranged the theme song "Accompanied by You" of the Japanese cartoon "Sky City".，Innovative fusion of Chinese folk music and anime songs，Sung by the pop singer Ms. LAN Ye，It's even more refreshing。During the performance, teacher Hu Jun introduced Chinese Musical Instruments to the foreign generals, showing the image of "useful golden sails" that spread and promote the efficacy of traditional Chinese culture in the world。

This foreign-related performance was conducted and coordinated by Mr. Hu Jun, Director of the Orchestra office; Mr. Liu Beibei and Mr. Jin Guohua from the Moral Education Department were in charge of student management; and the orchestra invited experts Zhang Fangming, Zheng Xiaochong, Wang Jianjun and Yuan Jianhong to be in charge of musical instrument technical support。The performance was a complete success。In a letter of appreciation to the attached letter, the Defense College of the National Defense University wrote: The Jinfan Chinese Orchestra of the High School Attached to Tsinghua University "dedicated a feast of traditional Chinese music to us.，Carry forward the traditional Chinese culture，It shows the rich achievements of China's contemporary education，It has promoted our cultural and military diplomacy，It has enriched the cultural life of foreign military officers during their study in China。”

In May 2010, the Defense College invited the Jinfan Folk Orchestra of the Affiliated High School to perform at the school, showing Chinese folk music culture and achieving good results。