1500 BC -- 1000 BC

The third generation of Shang Dynasty moved to Shangqiu, Henan Province from Liaodong, and opened up the route from Penglai to Dalian. By the time of Dixin, the society in Dalian had been transformed into a square country. Taking Shuangtuozi Site as an example, this area had been deeply influenced by Yueshi culture in Shandong Province. At the end of Shang Dynasty, there were a large number of stone sheds and burial utensils in Liaodong Peninsula, which reflected that the local ancients made a living by fishing and picking shellfish, and gradually turned into farming and animal husbandry.

1000 BC -- 500 BC

During the Spring and Autumn Period, the bronze culture in Dalian became increasingly prosperous, and its representative works were bronze curved blade daggers. In 685 BC, in order to develop Liaodong, Qi Huan emigrated to Liaodong in batches, during which Qi also sent troops to cut Shanrong to save Yan. In the sixth year of Qi Ling (567 BC), Qi destroyed Lai (now Jiaodong area). After the defeat, Lai people fled across the sea and migrated to Liaodong Peninsula and Dalian area on a large scale. In addition, residents in the lower reaches of the Yellow River also took refuge in Liaodong along the above route during war and famine years. In addition to bronze daggers, bronze chisels, bronze axes, bronze knives, bronze spears, bronze mirrors and pottery, which were unearthed in Dalian during the Western Weekend and Spring and Autumn Period, were the basis of immigration at that time.

500 BC – 1

With the rise of Yan, Liaodong, including Dalian, became the territory of Yan. Since Yan Zhaowang set up "Liaodong County" in Liaodong during the Warring States Period, Dalian was under the jurisdiction of Liaodong County until Qin and Han Dynasties.

1 – 500

"Ta County" was set up in Dalian during the Western Han Dynasty, and was renamed as "Dong Ta County" during the Three Kingdoms Period. Dalian was called "Three Mountains" in Jin Dynasty, and Liaodong was ruled by Han Gongsun before Wei Dynasty. Jin refers to the Western Jin Dynasty ruled by Sima of Han people, Yan refers to the former Yan ruled by Murong of Xianbei people, and Qin refers to the former Qin Dynasty ruled by Fu of Di people.

500 - 1000

When the mainland was ruled by the Southern and Northern Dynasties and the Sui Dynasty, Dalian was in the Koguryo era ruled by Fuyu Gao for a long time. In the early Tang Dynasty, Dalian belonged to the administrative area of Jili Prefecture, Anton Duhufu. Dalian was called "Sanshanpu" in Tang Dynasty.

1000 - 1500

During the Liao Dynasty, Dalian was under the jurisdiction of Liaoyang Prefecture in Dongjing. Liao set up Suzhou and Fuzhou. Jin changed Suzhou to Jinzhou. Yuan set up Jinfuzhou Wanhufu. Ming set up Jinzhouwei. Jinzhouting was set up in Qing Dynasty. In Ming and Qing Dynasties, it was called "Sanshanhaikou" and "Qingniwakou".

1500 - 1899

In 1897, Russian designers came to Dalian with the urban construction drawings of Paris, France, and wanted to build another square-based city here, and named "Dalini", which means "distant city", a place far away from the Russian capital.

1899 - 1949

It was called Dalian in 1899. During the First and Second Opium Wars, British troops invaded Dalian area. As the main battlefield of the Sino-Japanese War of 1894-1895 and the Russo-Japanese War, Dalian suffered two major wars in modern history and became a Russian and Japanese colony for nearly half a century, among which the Japanese colonial rule lasted for 40 years. In August 1945, Japan declared unconditional surrender, and Dalian was liberated from the victory of the anti-fascist war, ending colonial rule. In September of the same year, the Preparatory Committee of Dalian Federation of Trade Unions was formed. In October, the Northeast Bureau of the CPC Central Committee sent Comrade Han Guang to be re-elected as Party Secretary, formed the Dalian Municipal Committee of the CPC, and established the Dalian Municipal Government. In July 1946, it was changed to Lvda Committee.

1949 -

From 1949 to 1956, the socialist transformation was basically completed, and in December 1950, it was renamed as Lvda City; From 1957 to 1966, we began to build socialism in an all-round way; After 1976, it entered a new period of socialist modernization; In February 1981, it was renamed Dalian again with the approval of the State Council; In 1984, the State Council approved Dalian as a coastal open city; In 1985, Dalian was identified by the State Council as a city with separate plans and enjoyed provincial economic management authority; In 1994, it was approved as a sub-provincial city by the state.