Introduction to the Ninggang County Workers’, Peasants and Soldiers’ Government’s Grain Purchase Account Book: “The Ninggang County Workers’, Peasants and Soldiers’ Government’s Grain Purchase Account Book” mainly records the three districts, four townships, and four districts of Ninggang County in May and June 1928 The amount of grain sold and the amount paid by farmers in No. 1 Township, No. 3 Township in District 4, and Qiaoshang, Dongyuan, Jinyuan, Jiaopo and other villages, among which the third page reads "Deposit of eighty-nine yuan and five cents paid in person to Brother Xiaopu" ” and other account records.