The earliest city center in Lianyungang has been in existence for more than 2,000 years. Now it is a free reopening Jiangsu Lianyungang is a coastal city and a historic city with a history dating back more than 2,000 years. In the old city center of Lianyungang Haizhou District, there is still an ancient city, which retains the past and is open to visitors free of charge. This ancient city is called Haizhou Ancient City. Lianyungang has been called "Haizhou" for a long time in history. After Qin Shihuang unified China, he built Qixian County here. This is the predecessor of Haizhou and used it as the Dongdaemun of Qin State. It was more than 700 years since I changed my name to Haizhou. The Eastern Wei Dynasty (AD 512) began to be called Haizhou. Since the Qin and Han Dynasties, it has been the political, economic and cultural center of the sea, the shackles, the sampans and the irrigation areas. In ancient times, the economy prospered here and was known as the Huaikou Giant Town and the Donghai County. The ancient city center of Haizhou has a Drum Tower, which was the west gate of Haizhou City. From the Drum Tower to the east is the traditional old town, which is the county. To the west of the Drum Tower is the new city built during the Tang and Song Dynasties. Today, this large area has been transformed into an antique look. Since the Qing Dynasty, the ancient city of Haizhou has been destroyed due to earthquakes and wars. In the 7th year of Emperor Kangxi of Qing Dynasty, the earthquake in Shandong Yucheng, Haizhou City fell by two-thirds. During the Anti-Japanese War, the Japanese invaders carried out a large bombing of the ancient city of Haizhou, and the ancient city became a scorched earth.