Traditional Brewing Techniques of Laonijiao Liquor Project batch: Provincial 4th batch of projects Protection unit: Shuangcheng Guandong Liquor Co., Ltd. Representative inheritor: Li Zhushan The traditional brewing technique of Laonijiao Liquor is a treasure of brewing techniques suitable for the climate of Northeast my country, with a distinct national style and significant regional characteristics. Its overall cellar is made of old cellar mud for many years as the main material, so it is named "Laonijiao". In the process of raw material planting, koji making, moistening, fermentation, old cellar maintenance, liquor storage, blending, etc., it has its own unique production technology and has accumulated rich brewing experience.