Shandong Zaozhuang is named after the date. Zaozhuang City Shanting District Dianzi Town is the only long red jujube production base with the largest concentration, the highest yield and the best ecological environment. The production base of long red jujube with the largest output and best ecological environment is Zaozhuang. The first town of the mayor's red jujube base is known as the “hometown of Chinese long red dates”.