| 1 | The research on Yi people is going on in recent years, but few papers are on the source of Yi people in Fengqing. | |
| 2 | Fengqing County locates in the southwest of Yunnan province, its Chinese dialect belongs to Yunnan dialects, a part of the Southwest Mandarin, within the North Dialects. | |
| 3 | February 10, 2010 is indefinite in the morning, Zheng Deyang will accompany Principal Gao Jiayu and the party to arrive at Fengking. |