Since 2016, Huadong Primary School in Agong Town, Zhijin County, Bijie City, Guizhou Province has introduced the three-eye flute course into the classroom, instructing students in grades 5 and above to learn to play and make the three-eye flute, in order to inherit the intangible cultural heritage. Sanyanxiao is a characteristic national musical instrument, which is unique to the long-horned Miao, an important branch of the Miao nationality. It is mostly found in Zhijin County and Liuzhi Special Economic Zone in Guizhou Province.

In Huadong Primary School, A Gong Town, Zhijin County, Bijie City, Guizhou Province, a teacher is making a three-eyed flute.

In Huadong Primary School, A Gong Town, Zhijin County, Bijie City, Guizhou Province, a teacher is making a three-eyed flute.

In Huadong Primary School, A Gong Town, Zhijin County, Bijie City, Guizhou Province, students practice the fingering of the three-eye flute.

At Huadong Primary School in Agong Town, Zhijin County, Bijie City, Guizhou Province, students rehearse the three-eye flute program (photographed by drone).

In Huadong Primary School, A Gong Town, Zhijin County, Bijie City, Guizhou Province, a teacher is instructing students to play the three-eye flute.

At Huadong Primary School in Agong Town, Zhijin County, Bijie City, Guizhou Province, students play the three-eye flute.

In Huadong Primary School, A Gong Town, Zhijin County, Bijie City, Guizhou Province, a teacher is making a three-eyed flute.