According to QQ Music APP, the original song of Love in Loess is Gu Yinzhou Hao Hao.
"Love in Loess" was originally sung by Gu Yinzhou Hao Hao, written by Gu Yinzhou Hao Hao and composed by Gu Yinzhou Hao Hao. It belongs to the new folk songs in northern Shaanxi.