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As the global chemical industry accelerates toward industrial upgrading, sustainable development, and low-carbon transformation, a new generation of leading chemical manufacturers is emerging through advanced production capabilities, continuous technological innovation, and expanding international presence. Shandong Haili Chemical Industry Co., Ltd. is one of these outstanding enterprises. Rooted in Shandong Province for more than two decades, the company has evolved from a producer of basic chemical materials into a comprehensive manufacturer of high-value fine chemicals, earning its place among China's leading chemical enterprises.Established in 2003, Shandong Haili Chemical Industry Co., Ltd. is located in the Dacheng Industrial Zone of Huantai Economic Development Zone, Zibo City, Shandong Province—one of China's most important chemical industry clusters. Benefiting from excellent transportation infrastructure, including convenient access to the Jiqing and Binbo Expressways, the company enjoys efficient logistics for both raw material procurement and product distribution.Its proximity to the Qilu Chemical Industrial Park provides a well-developed petrochemical supply chain and abundant raw material resources, creating ideal conditions for large-scale production and industrial integration.After more than 20 years of steady development, Haili Chemical has grown into a major chemical enterprise with a registered capital of RMB 300 million, a production area exceeding 1.79 million square meters, and a workforce of more than 3,000 employees. Supported by mature production management systems, strict quality control, and an experienced technical team, the company has established standardized, large-scale, and efficient operations while earning numerous industry recognitions as a key player in Shandong's fine chemical sector.With years of expertise in both basic and fine chemicals, Haili Chemical has developed a diversified product portfolio covering a wide range of industrial applications. Its major products include:Epichlorohydrin (ECH)Adipic AcidCaprolactamCyclohexanoneChlor-Alkali ProductsLiquid ChlorineHydrogen PeroxideThese products are widely used in industries such as advanced materials, textiles, pharmaceuticals, plastics and rubber, environmental protection, coatings, and precision manufacturing.Leveraging stringent quality management and large-scale production capacity, several of the company's flagship products have become industry leaders. Its epichlorohydrin production capacity ranks among the largest single-site capacities in Asia, while its adipic acid production capacity ranks among the leading producers in China. As one of the few domestic manufacturers capable of large-scale production across multiple core chemical products, Haili Chemical delivers reliable quality, stable supply, and competitive pricing.Today, the company's products are sold throughout China and exported to numerous overseas markets, including Pakistan, Mexico, Turkey, and many other countries and regions. Serving hundreds of international customers, Haili Chemical has established a mature global sales network supported by both domestic and international markets.Technological innovation has always been the driving force behind Haili Chemical's long-term development. Rather than relying on traditional extensive manufacturing models, the company continuously invests in research and development to optimize production technologies, improve energy efficiency, and develop higher-value chemical products.To date, Haili Chemical has obtained more than 80 patents, covering process optimization, environmental protection equipment, purification technologies, energy-saving solutions, and production safety systems. These innovations have significantly improved production efficiency, reduced energy consumption, enhanced product purity, and strengthened overall competitiveness.The company has also introduced advanced production equipment and intelligent manufacturing systems to promote digitalized management and automated production. From raw material processing and manufacturing to quality inspection, warehousing, and logistics, every stage is managed through refined operational control, ensuring consistent product quality and reliable supply for customers worldwide.Sustainable development has become a fundamental strategy for Haili Chemical. Throughout its development, the company has consistently adhered to the principles of safety, environmental responsibility, and regulatory compliance, integrating these values into every aspect of production and management.In terms of safety, Haili Chemical has established a comprehensive safety management system featuring real-time monitoring, standardized operating procedures, regular employee training, hazard inspections, and emergency response drills. By strictly implementing China's chemical industry safety standards, the company continuously strengthens its production safety capabilities.Regarding environmental protection, Haili Chemical actively supports China's carbon reduction initiatives by investing in energy-saving upgrades, wastewater and waste gas treatment facilities, solid waste recycling, and cleaner production technologies. Continuous process optimization has effectively reduced emissions, improved resource utilization, and minimized environmental impact, enabling the company to achieve balanced economic, environmental, and social benefits.From its establishment in 2003 to becoming a leading enterprise in China's fine chemical industry, Haili Chemical's growth reflects the successful transformation of China's modern chemical manufacturing sector. As global demand continues to shift toward premium-quality, environmentally friendly, and high-performance chemical materials, the company remains committed to embracing new opportunities in industrial upgrading.Looking forward, Haili Chemical will continue focusing on its core chemical business while strengthening technological innovation, optimizing its product portfolio, extending its industrial value chain, and expanding its presence in both domestic and international markets. The company will further invest in advanced fine chemical materials, intelligent manufacturing, and sustainable production technologies to create greater value for customers worldwide.By adhering to responsible management, continuous innovation, and green manufacturing principles, Shandong Haili Chemical Industry Co., Ltd. is committed to contributing to the high-quality development of China's fine chemical industry and supporting the sustainable growth of global manufacturing.With more than two decades of dedication, innovation, and steady progress, Haili Chemical will continue building a stronger future—advancing the chemical industry through technology, sustainability, and excellence. Mobile: +8615365186327E-mail: sales3@liwei-chem.comWebsite: www.shandong-haili.com
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With the rapid expansion of the Nylon 66, polyurethane (PU), and PBAT biodegradable plastics industries, adipic acid has become an indispensable intermediate for advanced materials manufacturing. As the world's largest producer of adipic acid, China continues to expand its production capacity. However, the industry also faces structural challenges, including intense competition in low-end products and a shortage of high-purity, premium-grade adipic acid.Located in the Maqiao Chemical Industrial Park in Zibo, Shandong Province, Shandong Haili Chemical Industry Co., Ltd. has established itself as one of China's leading private adipic acid manufacturers. Backed by a fully integrated upstream and downstream production chain, an annual adipic acid capacity of 225,000 tons, advanced cyclohexene-based production technology, and a green manufacturing system, the company delivers reliable quality, stable supply, and sustainable production for customers worldwide.Adipic acid (AA) is one of the most important aliphatic dicarboxylic acids used in industrial manufacturing. As a white crystalline powder with stable chemical properties, it serves a wide range of downstream applications across high-value material industries.Nylon 66 ProductionApproximately 60% of China's adipic acid consumption is used in Nylon 66 production. It is an essential raw material for engineering plastics, automotive components, industrial fibers, carpets, and textile applications, supporting lightweight vehicles and high-end manufacturing.Polyurethane (PU) IndustryAdipic acid is widely used in the production of synthetic leather, shoe sole materials, flexible and rigid polyurethane foams, adhesives, and coatings, serving the furniture, footwear, and synthetic leather industries.Biodegradable Plastics (PBAT & PBS)Driven by global plastic reduction policies, production capacity for biodegradable plastics continues to grow rapidly. Demand for adipic acid in PBAT and PBS applications is increasing at an annual rate exceeding 10%, making this one of the industry's fastest-growing markets.Other Specialty ApplicationsAdipic acid is also utilized in plasticizers, pharmaceutical intermediates, lubricants, electronic insulation materials, and food additives. High-purity grades for pharmaceutical and electronic applications remain in short supply.Despite growing demand, China's adipic acid industry still faces several challenges, including high energy consumption from conventional production processes, stringent NOx emission control requirements, limited upstream integration, and insufficient supply of high-purity products. Shandong Haili addresses these challenges through its integrated industrial ecosystem.With more than 20 years of experience in chemical manufacturing, Shandong Haili has established a complete industrial chain within the Zibo Huantai Maqiao Chemical Industrial Park. Supported by chlor-alkali, cyclohexanone, hydrogen peroxide, and nitric acid production facilities, the company has built a closed-loop production chain extending from benzene to cyclohexanone and ultimately adipic acid.Its annual adipic acid production capacity of 225,000 tons places the company among China's leading private producers.Secure Raw Material Supply and Cost AdvantagesHaili operates an integrated 100,000-ton-per-year cyclohexanone facility, utilizing an advanced cyclohexene synthesis route. Key raw materials—including benzene, hydrogen, and nitric acid—are supplied within the industrial park, reducing logistics costs and minimizing exposure to fluctuations in raw material prices. This integrated supply chain ensures stable production even during market downturns.Advanced Cyclohexene Process for Superior Product QualityHaili manufactures adipic acid using an advanced cyclohexanol nitric acid oxidation process based on the cyclohexene route, offering several significant advantages over conventional cyclohexane technology:Higher raw material conversion efficiency with fewer by-products.Premium-grade adipic acid purity suitable for Nylon 66, high-performance polyurethane, and PBAT manufacturing.Lower energy consumption and reduced overall production costs.Strict impurity control meeting the requirements of high-end modified materials and food-grade applications.Reliable Global Supply CapacityThe company's production facilities operate continuously with high efficiency, supported by comprehensive inventory management systems. Domestically, Haili supplies customers across East China, South China, and North China. Internationally, its adipic acid is exported to Southeast Asia, the Middle East, Latin America, Japan, South Korea, and many other overseas markets, serving as a long-term supplier for numerous global advanced material manufacturers.Traditional nitric acid oxidation technology for adipic acid production generates nitrogen oxide (NOx) emissions, making environmental protection one of the industry's biggest challenges.Through continuous technological upgrades, Shandong Haili has successfully established a cleaner production system and was recognized as a Zibo Municipal Green Factory in 2026, becoming a regional benchmark for environmentally responsible adipic acid manufacturing.Tail Gas Recovery TechnologyThe company independently developed a nitrous gas recovery system that captures and recycles exhaust gases from oxidation and drying processes. This significantly reduces NOx emissions while improving nitric acid utilization efficiency, simultaneously lowering emissions and raw material consumption.Comprehensive Waste ManagementHaili has established a complete environmental treatment system including:Regenerative Thermal Oxidizer (RTO) exhaust treatmentMulti-stage wastewater treatmentWaste liquid incineration systemsWastewater, exhaust gas, and solid waste are all processed through closed-loop environmental management systems, with emissions consistently meeting or exceeding national environmental standards. A digital monitoring platform provides real-time supervision of energy consumption and environmental performance around the clock.Circular Economy PracticesHydrogen generated from the chlor-alkali process is reused for cyclohexanone production, while waste heat is recycled throughout the industrial park. Catalyst recycling programs enable repeated utilization of copper and vanadium catalysts, reducing hazardous waste generation and lowering carbon emissions per ton of adipic acid produced. These initiatives support global carbon reduction goals and future international carbon border adjustment requirements.Haili has established a dedicated R&D team focused on continuous technological improvements and product development.Current innovation priorities include:Optimizing purification and distillation technologies to produce high-purity adipic acid for premium Nylon 66 resins and food-grade plasticizers.Enhancing catalyst recycling technologies to reduce resin consumption and hazardous waste while lowering production costs.Researching next-generation low-carbon oxidation technologies and green catalytic processes to support future biodegradable materials and carbon-neutral manufacturing.Supported by integrated ISO quality, environmental, and occupational health management systems, every batch of adipic acid undergoes comprehensive quality inspection. Particle size, acidity, ash content, and moisture levels are tightly controlled, ensuring excellent product consistency and reduced processing losses for downstream customers.China's adipic acid industry is entering a new stage of structural transformation.Several long-term growth drivers continue to reshape market demand:Continuous expansion of PBAT biodegradable plastics.Rapid localization of Nylon 66 production in China.Increasing demand for engineering plastics.Stricter environmental regulations accelerating the elimination of outdated production capacity.Industry consolidation toward integrated, environmentally compliant manufacturers.Shandong Haili is well positioned to capitalize on these opportunities through three core competitive advantages.Fully Integrated Industrial ChainIntegrated cyclohexanone production provides stronger cost competitiveness and greater supply stability than standalone adipic acid manufacturers.Green Manufacturing LeadershipCertified green manufacturing facilities, advanced emission control technologies, and strong environmental compliance reduce operational risks while supporting export requirements under future carbon border adjustment mechanisms.Premium Quality and Global Market PresenceConsistent production of premium-grade adipic acid, long-term partnerships with domestic and international customers, and continuous investment in high-purity product development strengthen Haili's position in the global specialty chemicals market.Adipic acid remains an indispensable raw material for the global advanced materials industry. Today, market competition extends far beyond production capacity—it increasingly depends on integrated supply chains, product quality, environmental performance, and technological innovation.With an annual production capacity of 225,000 tons, Shandong Haili Chemical Industry has established a complete integrated manufacturing ecosystem, adopted environmentally responsible production technologies, and continues investing in high-end adipic acid development.As demand for Nylon 66, biodegradable plastics, and advanced materials continues to grow worldwide, Haili will further optimize its adipic acid production facilities, expand its portfolio of high-value chemical products, and deliver stable, sustainable, and premium-quality adipic acid solutions to customers around the globe—strengthening its position as one of China's most competitive adipic acid manufacturers. Mobile: +8615365186327E-mail: sales3@liwei-chem.comWebsite: www.shandong-haili.com
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Shandong Haili Chemical Industry Co., Ltd. has long been deeply engaged in sectors including chlor-alkali, adipic acid, caprolactam, cyclohexanone and hydrogen peroxide. Aligning with the national "Dual Carbon" strategy and Zibo’s requirements for the green transformation and quality upgrading of its chemical industry, the company integrates energy conservation, carbon reduction, environmental governance and circular economy throughout its entire production process. It comprehensively advances the development of green factories, innovation of green processes and construction of environmental protection systems, striving to achieve coordinated growth in economic, ecological and social benefits.Focused on empowering development through technological innovation, Shandong Haili Chemical taps into the potential of circular carbon reduction. It plans and advances a key project for high-value hydrogen production and hydrogen refueling via high-value utilization of chlor-alkali tail gas, and collaborates with partner institutions to realize resource-based utilization of industrial by-product tail gas. By extending the industrial chain for the recycling and utilization of chemical by-products, the company effectively cuts energy consumption and carbon emissions. In addition, it consistently carries out energy-saving technical renovations across various production units and optimizes the energy consumption structure of production, addressing the industry’s pain points of high energy and emission levels through technological upgrades.The enterprise has established a long-term green management mechanism. In line with municipal evaluation criteria for green factories, it has formulated full-process green management systems and obtained integrated certifications for quality, occupational health and safety, and environmental management. A full-chain green control framework covering production, warehousing, logistics and operation & maintenance has been put in place. Leveraging digital and intelligent management platforms, the company monitors energy consumption and pollutant discharge data in real time, enabling refined and digitalized green production management and steadily consolidating its foundation for green development.Its recent honor as a Zibo Municipal Green Factory represents authoritative recognition of Shandong Haili Chemical’s achievements in green development by competent authorities. Taking this award as a new starting point, the company will further increase investment in green technical renovations and energy-saving, carbon-reduction projects, improve its green manufacturing industrial chain, optimize low-carbon production models, and enhance resource utilization and ecological governance capacity. It will actively participate in the development of Zibo’s green chemical industrial cluster, and drive the high-quality development of the regional chemical industry toward high-end, green and intelligent transformation. Mobile: +8615365186327E-mail: sales3@liwei-chem.comWebsite: www.shandong-haili.com
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