The first victory of the East China Sea is Lianyungang.

Lianyungang City, the ancient name of Haizhou, prefecture-level city under the jurisdiction of Jiangsu Province, Type II large city, is the New Asia-Europe Continental Bridge Eastern Bridgehead, China's first coastal open cities, national comprehensive transportation hub, "One Belt, One Road" intersection of strong pivot cities.

Located in the central part of China's coast, it is bordered by the Yellow Sea in the east, connected with Xuzhou and Suqian in the west, Huai'an and Yancheng in the south, and Rizhao and Linyi in Shandong Province in the north; as of 2022, the city has three districts and three counties under its jurisdiction, with a land area of 7,615 square kilometers, 7,516 square kilometers of sea, and a resident population of 4,605,000 people.

Lianyungang City is a famous historical and cultural city in Jiangsu Province, the Maritime Silk Road heritage cities, the Qin Dynasty set up the Qu County, the Northern Dynasties East Wei Wuding seven years to set up the Haizhou, Yuan, Ming Dynasty, change the river transportation of grain and waterway transportation for the sea, Haizhou Port is the transit place, then called Haizhou for the "Huaikou Huizhen. In the twenty-fourth year of the Kangxi period of the Qing Dynasty, Jiangsu Provincial Customs was set up at Yuntai Mountain in Haizhou, which became one of the four major customs offices in the early Qing Dynasty.

Science and Technology

In 2022, Lianyungang City, the number of patents authorized 8,286, a decline of 13.8% over the previous year. Among them, the amount of invention patents authorized 1126, an increase of 25.0%. At the end of the year, the city's effective invention patent volume of 5815 pieces, an increase of 21.6%. The number of invention patents owned by 10,000 people was 12.64, an increase of 21.5%.

2022, Lianyungang City recognized 262 high-tech enterprises, the cumulative total of 570 high-tech enterprises, a net increase of 121, the first increase in the province. Accumulated 2 national-level crowdspring space, 3 incubators, 1 newly recognized above-provincial crowdspring space, the cumulative total of 12 above-provincial crowdspring space, the cumulative total of 16 provincial incubators. It has built 3 science and innovation enclaves with Wuxi*** and cultivated 12 provincial innovative leading enterprises.

In 2022, Lianyungang City will have 11 science and technology public ****service platforms above the provincial level, 103 engineering technology research centers, and 1 academician workstation. Created a "gigabit city", mobile big data center was put into operation.