Introduction to the former site of Beihai Bank's Lunan Banknote Printing Plant: During the Anti-Japanese War, Beihai Bank, founded by the anti-Japanese democratic governments in Shandong under the leadership of the Communist Party, was instrumental in the currency struggle with the enemy, stabilizing the market, and solving military and civilian needs in the liberated areas. It has played an important role in this regard, and the Beihai Coin (auxiliary currency) banknote printing factory located in Cuihuyu Village, Xuzhuang Town, Shanting District, has played an important role.