School：Longtan Junior High School in Haxi Town, Tianzhu Zangzu Autonomy County, Gansu Province.

    Schoolmaster：Zheng Wen

    County：Tianzhu Zangzu Autonomy County, Gansu Province.

    Teacher：Mr. Dong Kaifu Mr Li Zhanhong

    Number of students in this subject：4

    Their age： from 14 to 18

    Who they are：Liu Zhipeng, Zhang Shuping, Li Juhua, Zhao Mei