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Refining & Chemicals

8697f71d0b3141549858c41002cf63ccOperating 26 refineries and petrochemical enterprises mainly sited in northeast and northwest China, CNPC boasts a primary crude processing capacity of over 151 million tons and ethylene productivity of over 5 million tons per year. In 2017, we processed 152.45 million tons of crude and produced 103.51 million tons of refined products and 5.76 million tons of ethylene domestically. High-grade gasoline production came close to 9 million tons; jet fuel production exceeded 10 million tons; the production of heavy-components oil products decreased by 225,000 tons.We produce about 43% of the nation's oil products, consisting of gasoline, diesel fuel, kerosene and lube oil etc. We also operate overseas joint venture refineries in Kazakhstan, Chad, Niger, UK, France, Japan, and Singapore.

CNPC is one of China's largest manufacturers/suppliers of chemical products in six categories, i.e. synthetic resin, synthetic fiber, synthetic rubber, urea, organic/inorganic chemical products and raw materials. We serve customers from different sectors including light industry, textile, automobiles, building materials, electronics, military products, tourism, food processing, pharmaceuticals and fine chemicals, etc.

CNPC has built nine 10Mt/a refining bases — Dalian Petrochemical, Dalian West Pacific Petrochemical, Fushun Petrochemical, Jilin Petrochemical, Lanzhou Petrochemical, Dushanzi Petrochemical, Guangxi Petrochemical, Liaoyang Petrochemical, and Sichuan Petrochemical. Meanwhile, three 1Mt/a-scale ethylene production bases are located at Dushanzi Petrochemical, Daqing Petrochemical and Fushun Petrochemical respectively. A number of production facilities for special chemicals have been established, including Daqing Oilfield's chemical unit, Fushun Petrochemical's paraffin & alkyl benzene unit, Jilin Petrochemical's fine chemicals unit, and Liaoyang Petrochemical's aromatic hydrocarbon unit.

10Mt/a refining and 1Mt/a ethylene project at Dushanzi Petrochemical

As one of the largest integrated refining and chemical plants in China, Dushanzi Petrochemical is capable of processing 10 million tons of crude and producing 1.22 million tons of ethylene a year, which is comprised of nine refining units and 12 chemical plants. Among them, the 1Mt/a ethylene plant is the largest in China. On September 21, 2009, the entire units became operational. Since then, Dushanzi Petrochemical can supply 6.17 million tons of refined products meeting the Euro IV standard and 2.95 million tons of chemical products per annum.

10 Mt/a Refining Project at Guangxi Petrochemical

Guangxi Petrochemical is the first large-scale refining base built by CNPC in southern China, mainly including more than 24 sets of production facilities including a 10 Mt/a atmospheric-vacuum distillation unit, a 3.5 Mt/a heavy catalytic cracking unit, a 2.2 Mt/a continuous reforming unit, a 2.2 Mt/a wax oil hydrogenation cracking unit, and auxiliary projects such as utilities, tank farms, dock and railway.

In November 2007, Guangxi Petrochemical’s 10 Mt/a refining project was launched in Qinzhou. JEC, IPMT, ICMT and SPOM models were adopted in project design, engineering construction, operation commencement and production process respectively, which dramatically improved engineering quality and management efficiency.

On September 6, 2010, the 10 Mt/a refining project became operational. It is capable of supplying 8.3 million tons of gasoline, diesel, aviation kerosene and LNG, as well as 900,000 tons of petrochemical products such as polypropylene, aromatic hydrocarbon, benzene, toluene and mixed xylene. The project adopts a sophisticated environmentally friendly wholly hydrogenated process, with all of its products meeting the Euro III standard and 70% consistent with the Euro IV standard. At the same time, the company also set up a 3-tier control system to prevent and manage environmental risks, with more than 70% of wastewater recycled.

The company's excellent management and operation is highly recognized by the International Project Management Association (IPMA) and won the Gold Award of Project Excellence in Mega-Sized Projects at the 27th IPMA World Congress in October 2013.

In 2014, the residue hydrogenation and other seven units of Guangxi Petrochemicals' matching works for sour oil processing were started.

10Mt/a refining base at Dalian Petrochemical

As the largest crude processing base of China, Dalian Petrochemical has a primary processing capacity up to 20.5 million tons per annum. The company offers a wide variety of products including gasoline, kerosene, diesel fuel, paraffin, benzenes, polypropylene and EPS. Equipped with state-of-the-art automated systems, the production facilities are DCS-controlled. The company also boasts the first gasoline blending & movement automation system in China and the Manufacture Execution System (MES) for refining and chemical production as well as the Advanced Planning and Scheduling (APS) system.

Dalian Petrochemical is also one of CNPC's major bases for export and transit shipment of petroleum products with an annual throughput capacity of 23 million tons through 5 wharfs and well-established ocean shipping and land transportation facilities. The 10kt/d reclaimed water treatment plant, the 5kt/d seawater desalination plant and the oil-gas recovery plant in operation can produce 15,500 metric tons of industrial freshwater from seawater and reclaimed water every day to cut down the yearly tap water consumption by 1.7 million tons.

10Mt/a refining base at Lanzhou Petrochemical

Lanzhou Petrochemical is the first large-scale refining base in West China that is constructed with a 10Mt/a refining capacity and 700kt/a ethylene production capacity. The company has a primary crude processing capacity of 12.5 million tons per annum with a compatible secondary processing capacity, all powered by the leading refining/chemical processing techniques in China.

Lanzhou Petrochemical has 90-plus production installations for gasoline, kerosene, diesel fuel and lube oil base stock, etc. In addition to key chemical products like ethylene and synthetic ammonia, the company can produce a wide range of 400 specifications (grades) of petrochemical products, including synthetic resin, synthetic rubber, polypropylene, fertilizer, catalytic cracking catalyst, fine chemicals and organic agents, etc.

Ningxia Petrochemical's 5Mt/a Refining Project

Ningxia Petrochemical's 5Mt/a refining project is an important part of the industrial belt along the Western Pipeline. It includes the reconstruction and upgrading of a 5Mt/a atmospheric distillation unit, a 2.6Mt/a catalytic cracking unit, a 600kt/a continuous reforming unit, a 100kt/a PP unit, and eight other units, as well as ancillary facilities. Construction of the project commenced in December, 2009 and trial production began in December, 2011. By the end of 2015, the 5Mt/a refining unit has run for 500 days in its second long period operation, with all of its economic and technical indicators continuously optimized.

Chemical Products Base at Daqing Oilfield

Daqing Refining & Chemicals Co., Ltd is incorporated in order to meet the needs for chemicals used in tertiary oil recovery. Since its launch, Daqing Refining & Chemicals has developed nearly 10 polyacrylamide products with an annual production capacity of 100,000 metric tons. These products are now widely used in Xinjiang and Liaohe oilfields as well as in the pharmaceutical, coal and mining sectors.

The internationally advanced salt-resistant polymer developed by Daqing Refining & Chemicals accomplished for the first time the extensive application of salt-resistant polymer production prepared with oilfield wastewater. Field application indicated that the crude recovery achieved by the polymer prepared with Daqing Oilfield's wastewater was 2% higher than that by conventional polymer flood. In this way, 15 million cubic meters of oilfield wastewater can be reused every year.

Relocation and Transformation of Refining Plant at Qingyang Petrochemical

Qingyang Petrochemical is located in Qingyang City, the main oil production area of the Changqing Oilfield. The 3Mt/a refining plant relocation and transformation project includes a 3Mt/a atmospheric distillation unit, a 1.6Mt/a catalytic cracking unit, a 600kt/a catalytic reforming unit, and a 100kt/a benzene extraction unit. The project was launched on March 15, 2009 and became operational on October 27, 2010.

Urumqi Petrochemical's Refining Upgrading and Reconstruction Project

Urumqi Petrochemical’s refining upgrading and reconstruction project includes the construction of a 6Mt/a atmospheric-vacuum distillation unit, a 1.5Mt/a gas oil hydrotreating unit, a 1.2Mt/a delayed coking unit, a 2Mt/a diesel hydrofining unit, and a 40kt/a sulfur recovery unit, as well as the reconstruction of a 400kt/a continuous reforming unit. In 2011, the 2Mt/a diesel hydrofining unit and the 1.2Mt/a delayed coking unit were completed and put into production. Both units have produced qualified products. The 6Mt/a atmospheric-vacuum distillation unit became operational in October 2013. In 2015, the diesel hydrogenation unit was completed and became operational at Urumqi Petrochemical.

Aromatic Hydrocarbon Complex at Urumqi Petrochemical

The aromatic hydrocarbon complex at Urumqi Petrochemical is composed of a 800kt/a naphtha hydrogenation unit, a 1Mt/a continuous reforming unit, a 700 kt/a aromatic hydrocarbon extraction unit, a 1.8Mt/a disproportionate unit, a 4.3Mt/a adsorptive separation unit, a 3.3Mt/a isomerization unit, a 4.9Mt/a xylene distillation unit, and a 70,000 cum/hr hydrogen purification unit. The 1Mt/a PX unit is among the world’s largest ones. This project started construction on May 1, 2008 and became operational on July 19, 2010. It has an annual production capacity of one million tons of PX, 376,500 tons of benzene and 1.35 million tons of fertilizer.

Tarim Fertilizer Project

The Tarim fertilizer project is one of China’s biggest land-based modern fertilizer plants in terms of production capacity per single unit. It is designed to produce 450,000 tons of synthetic ammonia and 800,000 tons of urea. Construction of the project started on September 20, 2007 and it was completed and became operational on July 14, 2010. Under full load, the project can produce 2,640 tons of urea per day, meeting demand for SGU in southern Xinjiang.

Paraffin and Alkyl Benzene Production Base at Fushun Petrochemical

CNPC is the largest paraffin manufacturer in China, delivering about 70% of China's total paraffin products. Fushun Petrochemical of CNPC, capable of producing 160 grades of petrochemical products, is one of the world's important production bases for paraffin and alkyl benzene.

Fushun Petrochemical has 77 production installations with a primary and secondary crude processing capacity up to 10 million tons per annum and its annual output of gasoline, kerosene and diesel fuel reaches over 6 million tons. The company produces 1.8 million tons of chemicals each year, including ethylene, alkyl benzene, polystyrene, acrylonitrile and wax products. Among others, alkyl benzene enjoys a market share of over 50% in China.

In 2006, the 600kt/a acetone-benzol dewaxing unit was put into operation with an annual paraffin yield nearly 600,000 metric tons. In addition, the company has China's only high-pressure paraffin hydrofining unit for food-grade and high-melting-point paraffin production.

Aromatic Hydrocarbon Production Base at Liaoyang Petrochemical

Liaoyang Petrochemical is one of China's leading Russian-sourced crude processors and aromatic hydrocarbon manufacturers. The company is equipped with 61 large-scale refining and chemical processing installations, including a 200kt/a ethylene unit, a 70kt/a polyethylene unit, a 50kt/a polypropylene unit and a 200kt/a glycol unit.

The hydrogenation plant is capable of carrying out hydrocracking, hydrofining and delayed coking processes. It can supply over 2.8 million tons of high-grade diesel fuel to market every year while providing sufficient industrial chemicals for downstream operations. Meanwhile, as a major manufacturer of aromatic hydrocarbon and its derivatives in China, the company produces 700,000 metric tons of paraxylene, 400,000 metric tons of benzene, 60,000 metric tons of orthoxylene, 800,000 metric tons of PTA and 140,000 metric tons of adipic acid every year.

Jinzhou Petrochemical's Oil Product Upgrading Project

Jinzhou Petrochemical's oil product upgrading project includes a 1Mt/a FCC hydrotreating and desulfurization unit, a feedstock tank yard, and ancillary facilities. It was put into operation in the same year as the construction commenced. On November 5, 2011, the 1Mt/a FCC hydrotreating unit was successfully put into production at the first try, and outputted quality products at both 50ppm and 10ppm operating conditions.

Sichuan Petrochemical's Integrated Refining/Petrochemical Project

The project comprises a 10Mt/a atmospheric/vacuum distillation unit, a 3Mt/a residue hydrodesulfurization unit, a 2.2Mt/a wax oil hydrocracking unit, a 3.5 Mt/a diesel hydrotreating unit, a 2.5Mt/a heavy oil catalytic cracking unit, a 600kt/a gas fractionation unit, a 170kt/a MTBE unit, an integrated 2Mt/a continuous reforming + 600kt/a PX unit, a 65kt/a butene unit and a 300kt/a polypropylene unit. Launched in 2009, the project went on stream in 2013, and is capable of processing 10 million tons of crude and producing 800,000 tons of ethylene every year.

Hohhot Petrochemical’s 5Mt/a Refinery Expansion Project

The project comprises 10 refining units, including a new 5Mt/a atmospheric/vacuum distillation unit and a 2.8Mt/a fluid catalytic cracking unit, and a 150kt/a polypropylene unit. Launched in August 2010 and became operational in October 2012, the project mainly processes crude oil from Changqing Oilfield, Erlian Oilfield and Tamsag Oilfield, capable of supplying 1.7 million tons of gasoline, 2.1 million tons of diesel fuel, 200,000 tons of jet fuel and 150,000 tons of polypropylene to Inner Mongolia and Shanxi every year.

Daqing Petrochemical’s 1.2Mt/a Ethylene Expansion/Upgrading Project

As China’s first commercialized project using the proprietary ethylene production method, the project comprises nine production units, including a new 600kt/a ethylene unit, a 500kt/a pyrolysis gasoline hydrogenation unit, a 300kt/a full-density polyethylene unit, an 80kt/a butadiene rubber unit, and auxiliary utilities in addition to the existing 600kt/a ethylene unit. Launched in 2009, the project was put into operation in October 2012, increasing Daqing Petrochemical’s ethylene capacity to 1.2 million tons per year.

Aksu Fertilizer Project

As the largest natural gas deep processing project in southern Xinjiang, the Aksu Fertilizer Plant comprises a 450kt/a synthetic ammonia unit, an 800kt/a urea unit and auxiliary facilities. Breaking ground in October 2012, the project was expected to be completed in 2015 to provide synthetic ammonia and urea products to surrounding areas.

Joint Refinery & Chemical Plant

Dalian West Pacific Petrochemical Co., Ltd. (WEPEC)

Dalian West Pacific Petrochemical Co., Ltd. (WEPEC) is a joint venture refinery of PetroChina, a holding company of CNPC, and Dalian Construction Investment, SINOCHEM, SINOCHEM (Hong Kong) Petroleum International and Total (France). PetroChina holds a 28.44% stake in WEPEC.

WEPEC became operational at the end of 1997 with a primary crude processing capacity of 10 million tons per annum. The company currently has 18 state-of-the-art production installations mainly designed for high-sulfur crude processing, offering a range of products covering 30 grades from 10 categories, including 90#, 93#, 95#, 97# unleaded gasoline, -20#, -10#, 0#, 5# light diesel oil, aviation kerosene, lamp kerosene, naphtha, fuel oil, LPG, polypropylene, sulfur, 70# and 90# high-grade paving asphalt and modified asphalt, etc. All the products are hydrofining processed and sold in China as well as a dozen of countries and regions including Japan, Korea, Singapore, Indonesia, Philippine and Vietnam.

Guangdong Petrochemical's 20Mt/a Heavy Oil Processing Project

Guangdong Petrochemical's 20Mt/a Heavy Oil Processing Project is a joint venture between CNPC and PDVSA of Venezuela. Managed and operated under a shareholding system, the project represents the first downstream project under the integrated energy cooperation agreement between China and Venezuela.

CNPC's proprietary delayed coking technology is introduced to process extra heavy oil from Venezuela. Once the JV becomes operational, the produced gasoline, diesel fuel and jet fuel products will be in compliance with the Euro IV emission standards, or even the Euro V standards.

Overseas

CNPC operates overseas joint venture refineries in Kazakhstan, Chad, Niger, UK, France, Japan, and Singapore.

Shymkent Refinery in Kazakhstan

Shymkent Refinery is located in the south of Kazakhstan and put into operation in1984. It is one of the top three refineries in Kazakhstan, with a designed processing capacity of 6 million tons per annum.

CNPC acquired PetroKazakhstan in 2005 and became one of the two substantial shareholders of Shymkent Refinery. CNPC and KazMunayGaz each have 50% stakes in Shymkent Refinery.

Shymkent Refinery mainly deals with crude oil from Siberia and Kazakhstan with a level of processing of 59%. Its products include A-76, АИ-93, АИ-95, and А-80 gasoline, diesel fuel, fuel oil, LPG and jet fuel, etc.

On July 20,2017,the Phase I upgrading project of the Shymkent Refinery became operational. The refinery’s sour oil processing capacity was significantly improved and it was able to produce vehicle fuels in compliance with the Euro IV and Euro V standards.

Zinder Refinery in Niger

The Zinder Refinery includes a 1Mt/a atmospheric and vacuum distillation unit, a 600kt/a catalytic cracking unit, a 300kt/a diesel hydrogenation uint, a 100kt/a reforming unit, a 300kt/a gasoline sweetening unit, and three 1.2MW generator sets.

N'Djamena Refinery in Chad

The N'Djamena JV refinery is 60% owned by CNPC and 40% owned by the Chadian Ministry of Petroleum. It is the second refinery that CNPC has ever designed and built overseas. With an annual capacity of 1 million tons, it mainly produces gasoline, diesel, fuel oil, LPG, and PP. Its associated power station will supply electricity to the capital city of Chad.