Back to Yan 'an is the work of He Jingzhi, which is selected from Selected Poems of He Jingzhi. Described the poet's joy when he returned to Yan 'an after a ten-year absence, and praised Yan 'an's great contribution in the revolutionary history of China and the great changes since the founding of the People's Republic of China. Adopting the form of northern Shaanxi Xintianyou, the language is simple and the feelings are warm. The whole poem not only constitutes the source of the poem's smooth shooting, but also is the poet's image combination description of the customs of northern Shaanxi, which adds the life breath and local beauty of the poem, as well as the beauty like national music flowing out of simplicity.