The regional economy of Dagang District is dominated by heavy and chemical industries. The area is densely populated with a number of large and extra-large enterprises such as Dagang Oilfield, Tianjin Petrochemical Company, Tianjin Lianhua Company, Sinopec No. 4 Company, and Dagang Power Plant. The oil and natural gas extraction volume has stabilized at 4.3 million tons and 400 million cubic meters; the annual oil processing capacity has reached 8 million tons; the 200,000-ton polyester project has been put into trial production; the output of the 140,000-ton ethylene project reached 170,000 tons in 2013, the highest in the country. It is the best device of its kind. After renovation in 2009, the annual output can reach 200,000 tons and it was successfully tested in one go. Dagang Power Plant is the main power plant for peak load regulation and frequency regulation in North China Power Grid, with a total installed capacity of 1.28 million kilowatts and an annual power generation of 800,000 kilowatt hours. Sinopec No. 4 Company is a large-scale construction enterprise mainly engaged in the construction and installation of petrochemical plants. It has fought in both the north and the south and is known as the Iron Army. In addition to the above-mentioned large enterprises, Dagang District also has nearly 1,500 small and medium-sized enterprises, forming backbone industries such as metal products, mechanical processing, auto parts, chemicals, building materials, rubber and plastics, etc. The vast majority of these enterprises are urban collective enterprises, township enterprises and individual private enterprises. In the past three years since 2010, the restructuring of the vast majority of enterprises has been completed, and the vitality of enterprise development has been significantly enhanced. In the first half of the year, the added value of township enterprises in the region was 11.28%. billion, a year-on-year increase of 33%, and the number of newly expanded technological transformation projects reached 72, including 64 industrial projects, with an investment of 75.8 million yuan.

At the same time, vigorously build industrial parks, encourage towns and villages to focus on infrastructure construction, adopt village-enterprise cooperation or town-village cooperation and other methods for development, use land capital as farmers' equity, transform production business methods to maximize farmers’ benefits. There are currently 23 industrial parks planned and constructed, with a total area of ??29.8 square kilometers, and 12 industrial parks have been constructed with a development area of ??2.71 square kilometers, which has greatly promoted the development of township enterprises in the area.

Dagang District has achieved remarkable results in the adjustment of agricultural structure in recent years. It has vigorously implemented the strategy of returning grain to date cultivation, increased investment in livestock breeding, and strived to improve agricultural economic benefits. In the first half of this year, the total income of the rural economy reached 5.2 billion yuan, the agricultural added value was 70.2 million yuan, a year-on-year increase of 38%, and the investment in fixed assets was 22.8 million yuan. In order to speed up the construction of animal husbandry bases, our district has introduced new policies to encourage the development of animal husbandry, providing a more relaxed environment and broader development space for the development of animal husbandry. Each street and town gave full play to their respective advantages and increased investment. The construction scale of livestock farming communities has been further expanded. Now 30 livestock farming communities have been built. The winter jujube base has been further improved. In 2009, 15,000 acres of winter jujubes were newly planted and replanted, making the winter jujube production in the region The planting area reaches 100,000 acres. It is planned to build 48 large, medium and small fresh-keeping warehouses with a storage capacity of more than 2,000 tons, and 10 of them have been implemented. As the scale of the winter jujube base continues to expand, the storage industry becomes increasingly mature, and the winter jujube industry system tends to improve, this emerging industry will surely bring about great development of the rural economy.

After 20 years of construction, the comprehensive economic strength of the Dagang area has been greatly enhanced. In 1998, the regional GDP reached 8.2 billion yuan, an increase of 20% from the end of the "Eighth Five-Year Plan"; the district's GDP reached 2.201 billion yuan, an increase of 62% from the end of the "Eighth Five-Year Plan", and the proportion of the three industries reached 5:57. :38; District-level fiscal revenue achieved 220 million yuan, which doubled compared with the end of the “Eighth Five-Year Plan” and reached the “Ninth Five-Year Plan” target two years ahead of schedule. Suburban agriculture develops rapidly. Dagang District currently has 197,691 acres of cultivated land, including 193,555 acres of grain fields, which mainly grow wheat, corn, rice and other crops. In 1998, the total grain output was 48,600 tons, and the summer grain output was 17,500 tons, the best level in history. The output of major non-staple foods has grown steadily, and the output value of the "vegetable basket" accounts for more than 60% of the total agricultural output value. The annual vegetable output is 50,000 tons; the total meat output is 3,919 tons, the poultry and egg output is 4,540 tons; the fruit output is 4,000 tons; the aquatic product output is 8,657 tons, of which freshwater fish output is 6,929 tons, accounting for 80%, and the development speed is relatively fast. The main freshwater fish species include grass carp, carp, crucian carp, etc. The grass carp produced among them is more famous in Beijing and Tianjin.

Township and township enterprises are developing vigorously. In 1998, there were 4,245 township and village enterprises in the region, with an added value of 850 million yuan, an increase of 68% compared with the end of the "Eighth Five-Year Plan", accounting for 88% of the total rural economy, an increase of 3 percentage points from the end of the "Eighth Five-Year Plan". The internal industrial structure of township enterprises has undergone significant changes, with the proportion of the tertiary industry reaching 39%, becoming an important support point for rural economic growth.

The pace of rural urbanization is accelerating.

By the end of 1998, 11 villages and towns in the region had built apartments and villas with a total construction area of ??410,000 square meters, housing 3,434 rural households, accounting for 10% of the total number of rural households. Zhongtang Town, adjacent to the urban area, was listed as a national small town construction demonstration town and a national small town comprehensive reform pilot town by relevant national departments in 1997 and 1998 respectively. Urban construction has begun to take shape. Dagang District is one of the four major petrochemical bases under construction in the country. The regional industry is mainly petroleum and petrochemical industry. Industrial production has formed a pattern in which enterprises based in the area are the leaders, and township enterprises, urban collective enterprises, foreign-funded enterprises, and individual and private enterprises develop simultaneously. In 1998, the total regional industrial output value reached 20 billion yuan; the original value of industrial fixed assets was 36 billion yuan, an increase of 20% and 73% respectively compared with the end of the "Eighth Five-Year Plan".

The large state-owned industrial enterprises stationed in the area have developed steadily. Dagang Oilfield Co., Ltd. continues to tap potential and increase efficiency. In 1998, it produced 4.3 million tons of oil and 350 million cubic meters of natural gas. Tianjin Petrochemical Company is a very large petrochemical enterprise in the country. In 2014, it has the ability to process 6 million tons of crude oil annually and produce 68,000 tons of various chemical fibers annually. The first phase of the polyester project with a total investment of nearly 10 billion yuan has been completed. , the second phase of the project is under construction. Tianjin United Chemical Co., Ltd., with a design capacity of 140,000 tons/year, has been operating normally and has good profits since it was put into operation in 1996. Dagang Power Plant is the main power grid for peak load regulation and frequency regulation in North China Power Grid, with a total installed capacity of 1.28 million kilowatts and an annual power generation of 800,000 kilowatt hours. The third phase of the project is currently under construction.

The district's industry has formed a pattern in which urban collective enterprises and township enterprises are the main body, with foreign-funded enterprises and individual private enterprises developing simultaneously. The industrial strength has been significantly enhanced. In 1998, the total industrial output value of the district reached 5.2 billion yuan, an increase of 43% compared with the end of the "Eighth Five-Year Plan". As the main component of the district's industry, the number of township industrial enterprises has grown to 642, including 4 central and municipal-level enterprise groups; the original value of fixed assets is 850 million yuan, and the annual industrial added value is 460 million yuan. The metal products industry, chemical raw materials and chemical product manufacturing, ferrous metal smelting and rolling processing industry, rubber products industry, paper making and paper products industry, and transportation equipment manufacturing constitute the six pillar industries of Dagang District's township industry. Products such as "Red Triangle" brand welding rods and "Peng Ling" brand hoses produced by township enterprises are well-known throughout the country. Among them, "Peng Ling" brand hoses account for more than one-third of the market share of similar products nationwide. There are 332 urban collective industrial enterprises, which mainly produce supporting products for large enterprises in the area. In 1998, they achieved an added value of 407.83 million yuan. The construction industry has developed rapidly. In 1998, the added value of the construction industry was 730 million yuan, an increase of 42% compared with the end of the "Eighth Five-Year Plan". The Fourth Construction Company of China Petrochemical Corporation and the First Construction Company of China Construction Sixth Engineering Bureau are large-scale construction units stationed in the area. They are leading enterprises in the construction industry in Dagang District and can undertake the construction of large-scale petrochemical projects or civil projects. The number of district-affiliated construction companies has grown to 4, and in 1998 the added value of the construction industry was 15 million yuan. Commercial catering industry. The region has formed a commercial service network with Guohe Commercial as the main body and individual and private outlets as the supplement. In 1998, the district had 2 large shopping malls with an annual turnover of nearly 100 million yuan; 4 supermarkets, more than 5,000 commercial outlets of various types, and 40 markets of various types. The total retail sales of social commodities reached 1.7 billion yuan throughout the year; the market trade turnover was 317 million yuan. Catering service institutions are located throughout the district, and the newly built Shanggulin Seafood Street is famous in the Beijing and Tianjin regions for its delicious seafood and excellent services.

Finance and insurance industry. The region has formed a financial service network with five major commercial banks as the main body and various cooperative banks as the supplement, with savings outlets throughout urban and rural areas. In 1998, the deposit and loan balances of the financial system reached 7.539 billion yuan and 7.332 billion yuan respectively, providing a strong financial guarantee for regional economic development. All major insurance companies across the country have branches in Hong Kong, and have formed an insurance system with unique characteristics and equal competition.

Information consulting industry. The district has 2 certified public accounting firms and 4 law firms. Various information intermediary companies and consulting companies are located throughout the city. The Dagang Information Center has completed planning, partial networks have been opened, and the district's information consulting network has initially formed a system. In addition, the real estate industry, transportation and warehousing industry, rural socialized service industry and other industries have also achieved rapid development.

Foreign trade and horizontal economic alliance

The export-oriented economy develops rapidly.

By the end of 1998, a total of 153 foreign-funded enterprises had been approved, with a total agreed investment of US$277.61 million and an agreed utilization of US$130.03 million of foreign capital. Foreign investors mainly come from Southeast Asia, Europe and the United States. The main industrial categories include fine chemicals, textiles, electronics, machinery, building materials, medicine, food, etc. The delivery value of foreign trade exports reached 1.3 billion yuan, an increase of three times compared with the end of the "Eighth Five-Year Plan". Export products are mainly sold to more than 100 countries and regions in Southeast Asia, the Middle East, Europe and the United States.

Dagang District Economic and Technological Development Zone, the leader in export-oriented economic development in the region, was established with the approval of the Tianjin Municipal Government on July 5, 1992, and enjoys the same preferential policies as the Tianjin Economic and Technological Development Zone. This area is located in the northeast of Dagang City, with a planned area of ??2 square kilometers and complete supporting facilities. By the end of 1998, a total of 75 companies had entered the zone, including 33 foreign-funded companies and 42 domestic-funded companies, with a cumulative agreement to utilize US$67.55 million in foreign capital and 240 million yuan in domestic capital. Development projects involve industries such as textiles, electronics, automobile assembly, and real estate. A number of well-known foreign multinational companies such as South Korea's Daewoo Group and Germany's Knauf have settled in the area. In 1998, the enterprises entering the zone completed an annual industrial output value of 1.06 billion yuan and an added value of 91 million yuan, a significant increase from the previous year. In 2013, the development zone has established a capable, fast and efficient leadership team, so that enterprises entering the zone can enjoy efficient and high-quality services while enjoying various preferential policies.

Horizontal economic alliances have entered a period of vigorous development. As of the end of 1998, Dagang District had close economic exchanges with more than 20 regions across the country, and had officially established 14 sister districts and counties. There are 75 jointly constructed enterprises, with domestic investment of 430 million yuan introduced. The introduced projects involve building materials, printing and dyeing, chemical industry, land development, weaving and other industries.