Introduction
Nanjing Julong Science & Technology Co., Ltd. (南京聚隆科技股份有限公司) is a Chinese advanced materials company focused on the research, development, production, and sale of performance modified plastics, thermoplastic elastomers, carbon-fiber-reinforced composite parts, and bio-based recycled plastic-wood profiles. Founded in April 1999 and headquartered in Nanjing, Jiangsu, the company serves automotive, rail transportation, electronics and electrical, aerospace, charging and energy-storage equipment, thermal management, and building-material markets.
As a listed company on the Shenzhen Stock Exchange under ticker 300644, Julong occupies a position in China’s specialty plastics and composites segment rather than in commodity polymers. Its business model centers on material formulation, compounding, and downstream application development, with emphasis on engineered properties such as toughness, flame resistance, wear resistance, ultraviolet resistance, antistatic performance, and electrical conductivity.
History and Development
The company was established in 1999 as Nanjing Julong Chemical Industrial Co., Ltd., reflecting its original roots in engineering plastics processing and modification. It later underwent a corporate restructuring and adopted its current name, Nanjing Julong Science & Technology Co., Ltd., in September 2009.
A major milestone came in 2018, when the company completed its initial public offering and listed on the ChiNext board of the Shenzhen Stock Exchange. That listing formalized access to capital for expansion in specialty materials and composite applications.
By the mid-2020s, the company’s business scope had broadened beyond modified engineering plastics into thermoplastic elastomers, carbon-fiber composite structural parts, and environmentally oriented materials, reflecting a shift toward higher-value application-specific materials. Its reported development portfolio also includes more than 400 modified plastics formulations.
Business Operations and Segments
Julong’s operations are centered on high-performance polymer materials and related application engineering. Public disclosures describe four principal product categories: high-performance modified plastics, thermoplastic elastomer materials, carbon-fiber-reinforced resin-matrix composite structural parts and assemblies, and bio-based recycled plastic-wood profiles.
Its business can be understood in three functional layers:
- Material development and compounding
- Application-specific product design and customization
- Manufacturing and technical service for downstream industrial customers
The company’s industrial orientation is supported by its focus on sectors that require balancing weight, strength, heat resistance, durability, and processability. Its materials are positioned for use in automotive interiors and exteriors, rail fastening systems, electronic housings, and other engineering applications where conventional plastics may not meet specification requirements.
Products and Technologies
Julong’s product portfolio is built around engineered polymer systems rather than standard resins. Its publicly described materials include PA66, PA6, PP, LFT, ABS, PBT, and PC, with the company stating that it has developed more than 400 modified plastic grades.
Key technical characteristics associated with these materials include:
- Toughening for impact resistance
- Flame retardancy for electrical and transportation uses
- Wear resistance for mechanical durability
- Ageing and ultraviolet resistance for outdoor and long-life applications
- Antistatic and conductive modification for electronics and industrial equipment
The company also produces carbon-fiber composite structural components, indicating capability in lightweighting and reinforcement for demanding structural uses. In addition, its bio-based recycled plastic-wood profiles place it within the segment of environmentally oriented building and landscape materials.
A notable technical feature of the company’s business is the combination of materials formulation with end-use engineering. That is significant in plastics manufacturing because customers in automotive, rail, and electronics often require tailored material performance rather than generic resin supply.
Applications and End Markets
Julong’s products are applied across several industrial markets, with public disclosures consistently naming the following end uses:
- Automotive and new energy vehicles
- High-speed rail and rail transportation
- Communications, electronics, and electrical equipment
- Charging and energy-storage equipment
- Aerospace and low-altitude economy applications
- Thermal management
- Medical and health-related uses
- Green building materials and environmental engineering
Earlier company descriptions also highlight use in tooling, equipment, sports, and recreation, showing a broader reach into consumer and industrial application niches.
The company’s market positioning is therefore tied to the wider trend in plastics toward lightweighting, electrification, higher thermal resistance, and application-specific performance, especially in transportation and electronics.
Global Presence and Market Position
Julong is headquartered in Nanjing and has maintained a strong domestic base in China’s industrial and transportation supply chains. Its listed-company disclosures and financial-profile sources indicate that it also conducts business beyond China, although available public material emphasizes China as its primary operating market.
The company is best characterized as a specialty materials supplier in the Chinese engineering plastics sector. Rather than competing as a commodity resin producer, it differentiates itself through formulation capability, product customization, and materials suitable for higher-performance applications.
Public sources also identify subsidiaries and affiliated business lines involved in engineering plastics, advanced materials, building systems, and related activities, suggesting a broader industrial platform than a single-product company.
Sustainability and Environmental Initiatives
Sustainability appears in Julong’s portfolio through two main channels: bio-based/recycled materials and environmental materials applications. The company explicitly reports bio-based resource recycled plastic-wood profiles and “environmentally friendly materials” among its offerings.
These products align with broader industry efforts to increase material circularity, reduce reliance on virgin feedstock in selected applications, and supply lower-maintenance substitutes for wood or conventional construction materials. At the same time, the company remains primarily an industrial polymer and composites manufacturer, so environmental performance must be viewed in the context of material use, product life cycle, and downstream recyclability.
Financial Performance and Economic Impact
As a publicly traded manufacturer, Julong’s economic significance lies in its role as a supplier to capital-intensive and technology-sensitive sectors such as transportation, electronics, and new energy infrastructure. Its annual reports indicate a continuing focus on high-performance materials and advanced composite applications, which typically carry higher technical requirements and greater value-added potential than commodity plastics.
Available sources in the provided results do not offer a complete recent financial statement set suitable for detailed year-by-year comparison in this article. However, the company’s listing, continued product expansion, and portfolio diversification indicate an established manufacturing base with ongoing investment in specialty materials capabilities.
Leadership and Corporate Governance
Public filings identify Liu Shuyang (刘曙阳) as legal representative and general manager in referenced corporate data, while recent annual report extracts identify Fan Yueqian (范悦谦) as a key contact for investor relations. The company’s registered and headquarters address is No. 8 Julong Road, Jiangbei New Area, Nanjing.
The company’s governance structure reflects that of a listed Chinese manufacturing enterprise, with regulatory disclosure obligations under the Shenzhen Stock Exchange framework and periodic reporting through annual and semiannual filings.
Innovations and Future Outlook
Julong’s future prospects are closely tied to the expansion of lightweight materials, electrified transportation, high-end equipment manufacturing, and advanced composite applications in China. Its stated focus areas include high-end equipment critical components, new energy and lightweighting, frontier materials development and application, and civil aviation, aerospace, and low-altitude economy markets.
The company’s technical direction suggests several likely priorities:
- deeper penetration of automotive and new-energy vehicle platforms
- broader use of fiber-reinforced composites
- further development of thermoplastic elastomers
- continued work on environmentally oriented materials
- application expansion into medical, 3D printing consumables, and thermal-management markets
The main strategic challenge for companies in this segment is balancing R&D-intensive product development with industrial-scale manufacturing efficiency. For Julong, that balance will determine how effectively it can convert specialty material capabilities into sustained demand across cyclical end markets.
References
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CPS+ eMarketplace. (n.d.). NANJING JULONG SCIENCE & TECHNOLOGY CO., LTD.NANJING JULONG SCIENCE & TECHNOLOGY CO., LTD.. CPS+ eMarketplace. https://www.chinaplasonline.com/eMarketplace/ExhibitorInfo?CompId=1022536Link