In 1746, Zheng Banqiao was transferred to Weixian county magistrate. At that time, Weixian County was suffering from a special natural disaster that lasted for five years ". Many wealthy and powerful families took advantage of the opportunity to hoard and seek huge profits. In sharp contrast to the profiteering of corrupt officials, Zheng Banqiao took the lead in "donating a low salary instead of losing" as the order of a county, donating his own salary to help the people alleviate the disaster. In case of emergency, he could not wait for the manual instruction of relief food, so he took the risk of "opening a warehouse for disaster relief. The form of expression adopts the traditional ink painting style, the music elements of Shandong local opera, and the production technology of digital ink painting.