Introduction to the former site of the Central Printing Factory: The Central Printing Factory was established in Yeping in November 1931, with director Chen Xiangsheng and deputy director Yang Qixin. It consists of Materials Department, General Affairs Department, Printing Department, Lithography Department, Typesetting Department, Editorial Department, Engraving Department, Paper Cutting Department, Binding Department, and Type Casting Department. At that time, the factory's machinery and equipment were rudimentary. Among them, the printing department had a total of 5 machines, 4 of which were old machines. They mainly printed newspapers such as "Red China", "Struggle", "Soviet Area Workers", and some revolutionary books and leaflets.