Acacia is the work of Wang Wei, a poet in the Tang Dynasty, and it is a poem that praises things and sends acacia. This poem is about acacia, but the whole article is inseparable from red beans, and everyone is using it in the name of acacia. The whole poem is lively, but euphemistic and implicit, and shallow and affectionate. According to legend, he composed and sang for people at that time, which was popular in Jiangnan.