Chlor-alkali industry in Xuzhou, Jiangsu Province: the local pillar industry that is expected to rise

Xuzhou, Jiangsu was listed as one of the 100 cities with the most potential for development in China in recent years because of the superior conditions for the development of modern large-scale industries. After investigation, the reporter believes that the city's chlor-alkali industry has great room for improvement.

Industry status and resource advantages

The chlor-alkali industry in Xuzhou has a production history of nearly 50 years, and it has played an important role in the province and even domestically. In the 1980s, the chlor-alkali industry in Xuzhou introduced ion membrane technology from abroad. However, in recent years, the pace of development has fallen significantly behind that of developed regions. At present, there are three companies, including the national large-scale enterprise Jiangsu Northern Chlor-alkali Group. The main products are caustic soda and PVC production capacities of 170,000 tons and 190,000 tons, respectively. The annual production value is less than 2 billion yuan, accounting for a relatively low proportion of the city's industrial output value. The year is always below 6%, which is obviously lower than the local machinery, food and building materials industries. Compared with the local resources, the industry is weak.

It is reported that the local coal reserves have been proved to be more than 3.9 billion tons and the estimated reserves are 6.9 billion tons; Limestone has proven reserves of 25 billion tons; the annual exploitation volume is 20 million tons; rock salt has proven reserves of 550 million tons, and the estimated reserves are 2.1 billion tons. Moreover, salt mines have the advantages of high grade, thick rock formation and stable layer (general grade salt content 70%~80%). In addition, Xuzhou is also rich in the following resources that are essential to the chlor-alkali industry: Natural gas - West-East Gas Pipeline Project has set up a diversion station in the city to provide opportunities for the chlor-alkali industry; the power supply is sufficient - the total installed capacity of thermal power is about 640 Million KW, it is estimated that by 2010, the city's installed capacity will reach 10 million KW; there are 16 thermal power plants - the city's central heating coverage of more than 90%, annual production of 4 million tons of steam; rich in water resources - close to the Beijing-Hangzhou Grand Canal The total amount of water resources is about 2.6 billion cubic meters, including about 900 million cubic meters of surface runoff and 1.7 billion cubic meters of underground (shallow) water. In this regard, Xuzhou chlor-alkali industry has obvious resource advantages.

Potential advantages of developing chlor-alkali

One is the convenient transportation. The Beijing-Shanghai and Longhai railways converge here; Jingfu, Beijing-Shanghai, Lianhuo and other criss-cross expressways cross the border; and Lianyungang, the country's large sea passage, is within easy reach. Second, as a traditional coal supply base, priority development of electricity has been adjusted to a new energy pattern. Third, limestone, rock salt, brine and other resources are also relatively abundant, suitable for chlor-alkali chemical production layout. At the same time, it is located in East China and its location advantage has significant radiation effects on the 13 surrounding cities in the Huaihai Economic Zone. The chlor-alkali consumption market has great potential.

In recent years, Xuzhou has taken the opportunity of the country's vigorous development of the East Bohai Industrial Belt to accelerate economic growth. In 2004, the city’s GDP reached 106 billion yuan, an increase of 17% year-on-year; fiscal revenue was 11 billion yuan, an increase of 32% year-on-year.椐 The national authoritative department estimates that for every 10,000 tons of chlor-alkali products that can be produced, the industrial added value of 220 million yuan and the industrial output value of 500 million to 700 million yuan can be brought together, and the social value of 1.5 billion to 2 billion yuan can also be created. The pull of the economy is significant. Therefore, the local government has included chemical industry, especially chlor-alkali chemical industry, in the priority development industry and established its pillar position. The chlor-alkali industry in the area started early and has accumulated rich experience in production management with superior talents and technological advantages. Local universities not only have chemical research institutes, but also universities and colleges such as China University of Mining and Technology, Xuzhou Institute of Chemical Technology, and School of Engineering. They have strong research strength and strong scientific research results.

After many years of market development and development, its chlor-alkali products not only have a fixed sales channel in the area bordering Jiangsu, Shandong and Hebei, but also have a large number of users in the entire southeast region. The supply and demand of products are good. In particular, in recent years, through continuous development of downstream products, production and sales balances have been achieved after expansion, such as the development of chloro-alkali in the north, the use of chlorine-based products such as chloroacetic acid and chlorine series disinfectants, and the increase in the production capacity of alkali-producing products such as sodium tripolyphosphate and sodium pyrophosphate. The measures laid the foundation for the scale expansion of chlor-alkali.

Development ideas and countermeasures

It is reported that in accordance with the strategic requirements for the development of chlor-alkali industrialization, Xuzhou has formulated a forward-looking guiding ideology: to make full use of the existing foundations and advantages, to improve the overall competitiveness of the industry as a goal, to meet market demand, and to focus on project construction. Taking the advancement of science and technology as the driving force, focusing on the industrialization development, we will gradually form the overall development pattern with leading enterprises as the main body and extension and extension of the industrial chain.

The specific goal is: By 2010, the chlor-alkali industry will accumulatively invest 10 billion yuan, and the industry will maintain an average annual growth rate of more than 18%. The main products have reached: 450,000 tons of caustic soda, 500,000 tons of PVC, 450,000 tons of calcium carbide, 500,000 tons of downstream products of chlor-alkali, 500,000 tons of other related products, and the total amount of commodities reached more than 2 million tons, achieving sales revenue of 12 billion yuan, industrial increase With a value of 4 billion yuan, profits and taxes of 2.5 billion yuan, and the formation of a strong market competitiveness of chlor-alkali and deep processing of industrial clusters.

In terms of industrial layout, in accordance with the requirements of large-scale social production and the experience of similar industries in foreign countries, the implementation of the “311” pattern was implemented, namely “three major industrial clusters, one industrial chain, and one core enterprise”. The north chlor-alkali-centered Xujiao Beijiao Chemical Park, Peixian Chemical Park and Xinyi Chemical Park. Create a complete industrial chain of resource development - chlor-alkali chemicals - fine chemicals - end products. Relying on the ultra-conventional development of the northern Jiangsu chlor-alkali group, coal, electricity, and alkali are combined to build the industry's "aircraft carrier."

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