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PetroChina Liaoyang Petrochemical Company, located in Liaoyang, Liaoning Province, is a large-scale integrated petrochemical enterprise under PetroChina. It serves as a key domestic production base for aromatics and a processing hub for Russian crude oil. Its predecessor, the Liaoyang Petrochemical Fiber General Plant, was approved in 1972 and began construction in 1974; it officially commenced production in 1983. Notably, the plant produced China’s first batch of "Dacron" (polyester) staple fiber, embodying a significant chapter in the history of the nation's chemical fiber industry. Following industrial transformation, the company turned a profit in 2017, established Northeast China’s first melt-blown non-woven fabric production line in 2020, and was rated as a Class A enterprise for environmental performance in Liaoning Province in 2026, continuously revitalizing this established petrochemical enterprise. The company possesses large-scale capabilities for crude oil processing and the production of aromatic derivatives. Its core products include high-end chemical materials such as PETG copolyester, PETG copolyester chips, polypropylene, and refined adipic acid, alongside bulk refining and chemical products like gasoline, diesel, aviation kerosene, benzene, and paraxylene. Leveraging its integrated refining and chemical platform, the company focuses on R&D across the aromatics industrial chain, overcoming process bottlenecks for new materials like PETG copolyester and independently developing high-value conversion technologies for polycyclic aromatic hydrocarbons. It has also established an intelligent factory management and control system, utilizing digital tools to achieve precise regulation of the entire production process. A closed-loop quality control system—spanning from raw material intake to finished product dispatch—ensures that products strictly adhere to national and industry standards; internal control indicators exceeding national standards are implemented to guarantee consistent product performance across every batch. Liaoyang Petrochemical is committed to the shared development of the enterprise, its employees, customers, and society. It upholds a business philosophy of winning customers through integrity and expanding markets through branding, while adhering to a development path characterized by safety, conservation, innovation, integrity, and harmony. The company has established comprehensive talent cultivation and career development systems, actively recruiting professionals and implementing tiered training and incentive mechanisms to foster the mutual growth of employees and the enterprise. In terms of customer service, the company utilizes an integrated model combining production, sales, R&D, and application to provide downstream clients with product matching, process commissioning, and technical support. It responds rapidly to customer needs, delivering customized material solutions tailored to diverse application scenarios. The company upholds green and low-carbon production, embraces a resource-use philosophy centered on conservation, intensive utilization, and circularity, and continuously optimizes energy- and water-saving processes. It strictly implements environmental controls—ensuring no gas emissions into the atmosphere, no oil spills on the ground, and no noise disturbances to the public—while advancing the development of a garden-style factory. At the same time, the company actively fulfills its social responsibilities as a state-owned enterprise by engaging in rural revitalization support, public welfare volunteering, and "open day" events; it balances safe production, ecological protection, and local community well-being, fostering harmonious coexistence among the enterprise, its employees, and the surrounding community. Looking ahead, Liaoyang Petrochemical continues to advance its strategy of reducing fuel output while increasing chemical production, focusing on high-end new materials, and prioritizing innovation-driven growth and digital transformation as it steadily evolves into a modern, distinctive refining and chemical enterprise. Contact Person:Kristy ChenMobile: +8618018036652WhatsApp/WeChat: +8618018036652E-mail: sales6@ascent-chem.com

On July 30, following the Group Company’s 2026 mid-year work conference, Liaoyang Petrochemical immediately convened a special meeting. The company mobilized all cadres and employees to deeply grasp the mandate to "explore endless frontiers and commit to overcoming key innovation challenges," ensuring their thoughts and actions align with the decisions and deployments of the Group Company’s Party Leadership Group, while accelerating the creation of an innovation hub for new chemical materials. Liaoyang Petrochemical is concentrating its efforts on applied basic research in cutting-edge areas such as molecular refining and green, low-carbon processes, striving for breakthroughs in fundamental principles. It is also pooling superior resources to tackle "bottleneck" technologies in fields like specialty nylons and high-end polyesters. Targeting niche markets such as specialty polyesters and lithium-ion battery separator materials, Liaoyang Petrochemical is developing a suite of process technology packages with fully independent intellectual property rights. Leveraging new projects, the company is extending the benzene-based nylon industry chain and diversifying product grades—such as copolyesters—to rapidly build a portfolio of distinctive products with strong market competitiveness, thereby driving the evolution of its "refining-chemical-material" integration toward a higher level of sophistication. Liaoyang Petrochemical is accelerating the establishment of digital R&D platforms for molecular simulation, intelligent formulation design, and process optimization. It is expanding the high-value application of artificial intelligence in areas like catalytic material screening and process simulation, while advancing the construction of a next-generation integrated production control platform and a digital twin factory to high standards.

On July 21, Liaoyang Petrochemical reported robust production and sales for the first half of the year—particularly for products such as co-polyester and ultra-high molecular weight polyethylene. This success marks a pivotal move in the company’s market-oriented transformation, where "production follows the market." "The market has changed, so our mindset must change too," said Wang Yuepeng, a supervisor in the Production Operations Department, pointing to a scheduling chart. "We used to simply sell whatever we produced; now, we’ve completely reversed that approach. We identify what the market lacks and which products command good prices, then adjust parameters and optimize formulations to precisely channel our production capacity into high-profit products." Through meticulous end-to-end control and the optimization of operating parameters, the company significantly boosted C6 aromatics yields and enhanced per-unit profitability, effectively transforming "molecular management" into "profitability management." The flexibility of product switching on the olefin and polyester production lines is particularly impressive. To meet diverse downstream demands—ranging from geothermal piping and specialized materials for home appliances and automobiles to photovoltaic backsheet films—Liaoyang Petrochemical leveraged its mature process systems to efficiently execute frequent product-grade transitions. The company ensured stable production and supply of cross-linked polyethylene resin for geothermal piping, while successfully upgrading its polyester line from GX100 optical film to FS300 solar backsheet film, thereby securing a strategic foothold in high-end niche markets. Addressing the long-standing reliance on external sourcing for high-end raw materials in Northeast China's waterproofing construction industry, Liaoyang Petrochemical took the initiative to collaborate with internal R&D institutes and affiliated enterprises. They streamlined the entire process—from laboratory formulation optimization and industrial-scale pilot testing to storage and logistics. After months of intensive effort, the F400 waterproofing asphalt consistently met all performance specifications and gained recognition from leading regional clients. The first batch of 1,000 tons was delivered in June, and the company plans to make continuous improvements based on customer feedback, aiming to secure a more significant position in the Northeast's waterproofing material supply chain.

"The adsorption tower pressure is stable, and fluctuations in feed composition remain within controllable limits; the optimization plan has proven effective." On May 18, operators on duty at the control room of Liaoyang Petrochemical’s aromatics complex reported these real-time parameters. By adjusting material flow paths over the first four months of the year, the company achieved a 4.1% year-on-year increase in cumulative paraxylene production—setting a five-year record—and made a significant breakthrough in its drive to improve quality and efficiency. Since the beginning of the year, facing a shortage of mixed-xylene feedstock, Liaoyang Petrochemical has steadfastly adhered to the principle that "great stability yields great benefits." Without altering the existing operational model, the company closely monitored feedstock specifications, precisely adjusted key parameters, and strengthened profitability analysis across the entire process, thereby continuously boosting paraxylene yields and operational efficiency. Technical staff intensified refined process control and implemented special monitoring and anomaly management for critical machinery, ensuring the unit maintained stable, high-output performance even under high-load conditions. Meanwhile, initiatives such as "Red Flag Team" competitions and operational process optimizations fully motivated frontline staff, helping to resolve key issues affecting long-cycle operations and driving continuous improvement in production metrics.

On June 6, Liaoyang Petrochemical Company successfully hosted the 2026 "CNPC Open Day" event under the theme "Witnessing the Splendor of Liaoyang Petrochemical, Empowering a Better Life." Nearly 200 guests—including family representatives of model workers and outstanding employees, as well as members of the media—visited the plant to embark on this journey celebrating green development and family bonds. At the company's corporate spirit education base, visitors reviewed Liaoyang Petrochemical’s glorious history—spanning from its arduous early days to its current high-quality development—through detailed exhibits and precious historical materials, gaining a profound appreciation for the spirit passed down by this "seed team" among state-owned enterprises. A driving tour along the central plant road revealed a harmonious blend of industrial infrastructure—featuring towering vessels and a complex network of pipelines—and a picturesque ecological landscape of lush trees and clear waters; the "garden-style factory," boasting blooms across three seasons and scenic beauty year-round, left a deep impression on the guests. At the research institute's pilot-scale testing base, visitors watched the popular science video *The "Carbon-Savvy" Family* and gained insight into how the enterprise transforms "black gold" into "green gold," using technological innovation to empower a better life. As a practitioner of green development concepts, an explorer of green production methods, and an advocate for green lifestyles, Liaoyang Petrochemical is committed to enhancing the natural beauty of Liaoyang through concrete actions, working together to write the Liaoyang Petrochemical chapter of a "Beautiful China."

On September 10, 2026, at the Liaoyang Petrochemical complex, trucks fully loaded with crystal-clear polyester chips were seen slowly exiting the gates, bound for downstream customers. This scene vividly illustrates the company's efforts to expand sales and boost efficiency for its new material products. Amid a complex and volatile market, Liaoyang Petrochemical has leveraged technological innovation and precision operations to achieve a new material output exceeding 120,000 tons between January and August of this year, demonstrating steady growth momentum. Proactive technical support aligned with customer needs. Liaoyang Petrochemical has extended its technical support to the forefront of customer R&D. Through "embedded services," the company has formed specialized technical service teams that integrate deeply into key customers' R&D and application processes. Providing end-to-end technical backing—from formulation design and process adjustments to finished product testing—these teams fully harness the advantages of an integrated "R&D-production-sales-application" mechanism. When issues arise, technical teams arrive on-site within 48 hours and complete targeted formulation optimizations within a week; this approach not only secures orders but also bolsters the company's reputation. A commitment to meticulous refinement. Liaoyang Petrochemical assembled a cross-departmental quality task force comprising experts in process engineering, equipment, and quality control. By combining process innovation with refined management and driving product quality upgrades through technology, the company achieved significant results. Yin Yang, an engineer in the Olefins Department, recalls the effort vividly: "To overcome challenges in impurity control, we tapped into the unit's potential for cost reduction and efficiency gains, driving a shift toward high-end, high-value-added products. We repeatedly compared the surface morphology of pellets produced via different process routes to identify the root causes of variations." At times, to verify the impact of a parameter adjustment, the team would remain on-site for 36 consecutive hours to conduct sampling and analysis. Looking inward to boost revenue and cut costs. Liaoyang Petrochemical has utilized technological innovation to restructure its production scheduling logic. By tackling bottlenecks associated with high-load unit operations and optimizing scheduling models and product-switching protocols, the company has achieved efficient transitions between product grades, resulting in a steady year-on-year increase in effective production time. Each processing unit has vigorously advanced the transformation of technical achievements, completing technical upgrades such as compressor energy-efficiency retrofits and the application of new catalysts, while effectively driving the substitution with domestically produced equipment. Through predictive maintenance and intelligent management and control, the failure rate of critical equipment has dropped by 10%, providing a solid foundation for stable and high-yield production.

On April 27, it was reported that Liaoyang Petrochemical successfully completed the switchover to produce a new type of cross-linked polyethylene (PE-HD5025P), with the first batch of qualified products rolling off the line; these products have since passed customer application testing and gained market recognition. This successful transition effectively integrated the production, supply, and sales chain, further diversified the company's portfolio of high-value-added polyolefin products, and enhanced its competitiveness in the new materials market. Characterized by high toughness, high-pressure resistance, aging resistance, and a long service life, this product serves primarily as a raw material for geothermal piping and is currently a popular item in the plastics market. To ensure a smooth transition, Liaoyang Petrochemical established an integrated team comprising production, sales, and R&D personnel. The team proactively engaged with downstream customers, simultaneously advancing product application verification and production process optimization. Based on specific customer requirements, the team iteratively refined production formulas, precisely calibrated process parameters, and strictly controlled key operational stages, ultimately developing a mature and reliable industrial production plan. In early April, Liaoyang Petrochemical initiated the scheduled production switchover on the "B" polymerization line of its polyethylene unit. During production, operators strictly adhered to the established plan, precisely controlling core parameters such as polymerization temperature, pressure, phase ratios, and the feed rates of comonomers and hydrogen. The unit operated stably and under control throughout the process, successfully yielding the first batch of qualified PE-HD5025P. All quality metrics met expectations, and the products rapidly passed downstream application tests.

On July 15, Liaoyang Petrochemical reported that during the first half of the year, it adhered to the general principle of making progress while maintaining stability. Key achievements included a 3.6% year-on-year increase in crude oil processing volume, major breakthroughs in specialized refining and chemical technologies, the establishment of a new green, low-carbon ethylene production pathway, and the filing of 17 invention patents. Stable production was also achieved for products such as multi-functional film-grade polyester and ultra-high molecular weight polyethylene. These figures reflect the accelerated pace at which this state-owned "key enterprise" is advancing in the high-end sector of the industrial chain, driven by the "sharp tool" of technological innovation. The company successfully met its mid-year targets for both revenue and profit, securing more than half of the annual goals.  Solidifying the foundation of safety. Liaoyang Petrochemical treats production safety as an overriding political priority. It has vigorously conducted "100-Day Accident-Free Safety Competitions" and initiatives to create "Accident-Free Plants," while implementing "20-Point" rigorous measures to firmly enforce safety responsibilities. The company strictly controls the number of simultaneous operations, fully implements a "Zone Manager" accountability system, and conducts thorough hazard identification and remediation. It has completed high-quality internal system audits, comprehensively upgraded environmental controls, and carried out practical emergency drills to enhance response and handling capabilities. Furthermore, it has deepened the management of process alarms, steadily raising the timely response rate to over 98%. In the first half of the year, the company achieved its goals of "zero accidents, zero pollution, and zero injuries."  Deepening production optimization. Liaoyang Petrochemical adheres to the philosophy that "great stability yields great benefits." Focusing on refined management, precise operations, professional personnel, and equipment integrity, it has strengthened refined management across the entire process—from production operations to product dispatch. Aligning closely with operational goals of safety, stability, long-cycle running, full-load operation, and excellence, the company maintains a "daily reporting, weekly analysis, and monthly statistics" workflow. It exercises dynamic control over key indicators for 79 major units, tracks product marginal contributions in real-time, and flexibly adjusts production plans. By closely monitoring the market to optimize its product mix, the company successfully executed the initial production runs of new products—such as cross-linkable polyethylene PE-HD 5025P and high-end F400 waterproof asphalt. This has further diversified its range of specialized new materials, marking a leap from "1 to N" and demonstrating steady progress in the industrialization of specialized products.  Reducing costs and expenses. Liaoyang Petrochemical has firmly embraced the mindset of "living a frugal life" by formulating "one-plant-one-policy" plans for quality improvement and efficiency enhancement, alongside implementation schemes for cost control. Focusing primarily on the two key areas of processing costs, the company has maximized its potential for cost reduction and expense control, implementing 178 specific measures. In the first five months of this year, it achieved cumulative savings of 1,600 tons of standard coal and 150,000 tons of water, yielding tangible results in cost reduction and efficiency gains. Regarding material procurement, the company has adopted a dual approach combining "transparent procurement" with strategic sourcing; by closely monitoring price trends for bulk raw materials and optimizing procurement timing to align volume with price, it has saved 5 million yuan in procurement funds. Party building serves as a driving force. The Party Committee of Liaoyang Petrochemical resolutely implements the "First Agenda Item" system, establishing a closed-loop mechanism for learning and application characterized by "immediate communication, priority thematic discussion, and prompt action." It has conducted in-depth thematic education activities—themed "Shifting Mindsets, Fostering Innovation, Strengthening Management, and Striving for Excellence"—to deeply embed the "nine key concepts" among the workforce. Guided by Party building efforts, the company focuses on "specialized, refined, distinctive, and innovative" development, striving to create unique product series. It prioritizes energy efficiency by simultaneously optimizing yields and reducing consumption, focusing on improving economic and technical indicators, and strictly controlling the full processing costs across both its refining and chemical sectors. Looking ahead, Liaoyang Petrochemical will continue to adhere to the "Four Refinements" (precision, meticulousness, excellence, and sophistication) work requirements. It will remain focused on market dynamics, optimization, cost control, consumption reduction, burden shedding, and plugging loopholes. By driving these measures to greater depth and ensuring they are implemented with precision and attention to detail, the company aims to boost revenue and efficiency while cutting costs. This approach ensures the high-quality completion of annual tasks and delivers solid results as the company strives to serve as a "seed team" (a top-tier performer) among state-owned enterprises.

Liaoyang Petrochemical recently announced a new success in its drive to produce specialty oil products: the first batch of RMG180 low-sulfur marine fuel oil passed comprehensive quality inspections—meeting all specifications—and has been sold to customers. This marks another key breakthrough for the company in the specialty oil R&D and production sector, following the successful blending and production launch of waterproofing asphalt. In recent years, domestic demand for traditional gasoline and diesel has continued to contract, placing immense pressure on the sales of conventional petroleum products. Facing the industry's market transformation, Liaoyang Petrochemical proactively adjusted its production and operational layout. It implemented a strategy to "reduce fuel output while increasing specialty product output, and improve quality while expanding markets," dedicating significant effort to the R&D and commercialization of new specialty oil products. Marine residual fuel oil is a vital energy source in the international shipping market. Since the International Maritime Organization (IMO) implemented its "sulfur cap" regulation, demand for low-sulfur marine fuel oil has steadily risen. Leveraging its specific processing units and feedstock advantages, Liaoyang Petrochemical identified marine residual fuel oil as a key area for its "reduce fuel, increase specialty" strategy. The company had previously developed feedstock for low-sulfur marine fuel oil using catalytic slurry. The successful blending of RMG180 low-sulfur marine fuel oil marks the company's achievement of full-chain coverage in the marine fuel sector—spanning everything from feedstock supply to finished product manufacturing. To ensure the smooth launch of the new product, Liaoyang Petrochemical coordinated its efforts across multiple fronts. It established a dedicated task force and mobilized technical experts to resolve bottlenecks throughout the production process. Technical staff thoroughly studied industry standards for marine residual fuel oil and mastered the core elements of the production process. They conducted numerous small-scale blending trials to gather precise, detailed data and repeatedly calculated parameters to determine the optimal blending ratio. Simultaneously, the company optimized the overall production process and dynamically refined standard operating procedures by leveraging existing infrastructure, such as storage tanks and blending units. Through refined management and technological innovation, the company overcame process and operational hurdles to achieve stable, large-scale production of specialty oil products.  Liaoyang Petrochemical will remain market-oriented, continue to deepen its presence in the specialty oil sector, and enrich its portfolio of distinctive products; as it embarks on the new track of transformation and upgrading, the company will write a new chapter of high-quality development through pragmatic action and a strong sense of responsibility.