Introduction
Nanjing Jieya Extrusion Equipment Co., Ltd. (南京杰亚挤出装备有限公司) is a Chinese machinery manufacturer specializing in co-rotating twin-screw extruders, single-screw extruders, compounding and pelletizing lines, and related auxiliaries for plastics processing. Founded in 2004 and headquartered in Nanjing, Jiangsu, the company serves the plastics industry through equipment used in compounding, masterbatch production, biodegradable plastics, engineering plastics, recycling, devolatilization, and laboratory-scale processing.
Jieya’s business model is centered on extrusion and compounding systems, with reported product diameters ranging from 20 mm to 135 mm and a stated ability to provide turnkey process solutions from feeding to pelletizing. Company materials describe a modern industrial base of about 17,000–20,000 square meters and annual output or sales of more than 350 production lines, indicating a mid-sized but export-active supplier in the global extrusion machinery segment.
History and Development
Nanjing Jieya was established in 2004 by a team with experience in extruder design, materials processing, and application engineering. Company descriptions emphasize that its core technical team has accumulated more than twenty years of industry experience, which has supported continuous product development and system integration work.
A second milestone in the company’s development was the expansion into a modern industrial park with a substantially larger workshop footprint, which the company says supports manufacturing of multiple line types and higher production capacity. Public company materials also state that annual sales or production exceed 350 sets of various production lines, suggesting sustained scaling in the compounding machinery market.
A third milestone is the company’s visible participation in industry exhibitions such as Chinaplas 2024, where it presented extrusion systems for compounding modification, recycling pelletizing, and high-viscosity material handling. This indicates a strategy of combining equipment manufacturing with direct market-facing technical demonstration.
Business Operations and Segments
Jieya operates as a manufacturer of plastics processing machinery, with a focus on complete compounding and extrusion lines rather than isolated components alone. Its business activities can be grouped into several practical segments:
| Segment | Typical Offerings | Primary Use |
|---|---|---|
| Extrusion systems | Co-rotating twin-screw extruders, single-screw extruders | Polymer processing and compounding |
| Pelletizing lines | Underwater pelletizing and granulation systems | Converting molten polymer into pellets |
| Laboratory equipment | Mini and lab twin-screw extruders | R&D, formulation trials, scale-up |
| Auxiliaries and components | Screw elements, barrels, air knives, feeding and downstream systems | Line integration and process support |
| Turnkey projects | Complete compounding process solutions | Plant-level system delivery |
The company describes itself as providing whole-process solutions covering feeding, mixing, extrusion, devolatilization, and pelletizing. That positioning is important in the plastics machinery sector, where buyers often prefer integrated lines optimized for specific materials and formulations rather than single standalone machines.
Products and Technologies
Jieya’s core product category is the co-rotating twin-screw extruder, a platform widely used in compounding because it provides strong mixing, controllable residence time, and flexibility for a broad range of formulations. The company also offers single-screw extruders, which are generally used for more straightforward melt processing tasks and some downstream operations.
According to company and marketplace descriptions, its equipment is used in:
- Masterbatch production
- Bioplastics compounding
- Plastic recycling
- Engineering plastics
- Thermoplastic elastomers
- Fluoropolymer-related processing
- Laboratory and pilot-scale trials
Technical materials also indicate capability in compounding, mixing, modified granulation, polymerization, devolatilization, step molding, and renewable recycling. These process functions are significant because they point to equipment designed not only for melt shaping, but also for reactive processing and volatile removal, both of which are important in modern polymer formulation.
Jieya’s product listings show that it manufactures or supplies screw elements, barrels, and other parts associated with twin-screw extrusion systems. Such components are critical to machine performance because screw geometry, barrel wear resistance, and process section design strongly influence shear, dispersive mixing, throughput, and stability.
The company also promotes underwater pelletizing and related pelletizing systems, which are commonly used when uniform pellet shape, automation, and controlled cooling are priorities in compounding lines. Its product range includes lab extruders with smaller diameters for formulation development and process optimization before industrial scale-up.
Applications and End Markets
Jieya’s equipment is primarily used in the plastics compounding and conversion chain, where polymer resins are modified with fillers, additives, colorants, fibers, or functional agents before downstream use. The company’s reported end-use categories include:
- Color masterbatch
- Filler masterbatch
- Biodegradable plastics such as PLA-, PBAT-, and PBS-based blends
- Recycled plastics
- Engineering plastics
- Thermoplastic elastomers
- Fluoropolymer applications
Its process positioning also extends to recycling and renewable-material processing, reflecting broader industry demand for machinery capable of handling post-consumer and post-industrial feedstocks. In practice, this places Jieya within a segment of the machinery industry shaped by circular-economy initiatives, more complex formulation demands, and increasing interest in biodegradable and low-emission compounds.
Global Presence and Market Position
Available public sources indicate that Jieya serves customers beyond China and has an export footprint in multiple markets. Volza’s shipment data reports 136 export shipments to 27 buyers, with principal markets including India, Vietnam, and the United States. While shipment data do not by themselves measure market share, they do indicate recurring participation in international trade.
Company materials and third-party listings also suggest active sales through international and marketplace channels, including Chinaplas-related exposure and platform-based product promotion. Jieya is therefore best characterized as a specialized exporter of extrusion and compounding machinery rather than a diversified conglomerate.
Sustainability and Environmental Initiatives
Jieya’s sustainability relevance is tied less to its own operations, which are not described in detail in the available sources, and more to the end-use applications of its machinery. Its equipment is marketed for recycling, biodegradable plastics, and renewable recycling, aligning the company with several major sustainability trends in the plastics industry.
The company also states that it develops systems for special polymers in harsh conditions and for low-VOC compound demands, suggesting attention to process conditions that may support lower-emission or more demanding formulation requirements. Those claims are consistent with a machinery supplier responding to tighter regulatory and customer expectations around material performance and environmental profile.
Leadership and Corporate Governance
Publicly available sources identify Jieya as a privately held company founded in 2004 and located in Nanjing, Jiangsu. Detailed governance information, board composition, and formal ownership structure are not provided in the sources reviewed.
Company descriptions repeatedly emphasize a technical core team with substantial experience in extruder design, manufacturing, and application engineering. In the machinery sector, this kind of engineering-led leadership structure is often central to product customization, process debugging, and after-sales technical support.
Innovations and Future Outlook
Jieya’s innovation path appears to be centered on process integration, equipment specialization, and adaptation to new materials. The company’s product and marketing materials point to continued attention on:
- Bioplastics processing
- Recycling-oriented extrusion lines
- High-filler masterbatch systems
- Laboratory-to-production scale-up
- Special polymers and challenging formulations
The company’s future prospects are likely linked to broader plastics-industry trends: demand for recycled content, growth in biodegradable and specialty compounds, and continued outsourcing of machinery from Chinese suppliers with integrated engineering capabilities. Competition in this field remains intense, however, and success depends on machine reliability, formulation know-how, service responsiveness, and the ability to adapt equipment to evolving polymer and regulatory requirements.
Summary
Nanjing Jieya Extrusion Equipment Co., Ltd. is a specialized Chinese extrusion machinery manufacturer focused on twin-screw and single-screw compounding systems, pelletizing lines, and related auxiliaries. Since its founding in 2004, it has built a business around plastics compounding technologies used in masterbatch, recycling, bioplastics, engineering plastics, and laboratory processing, with a reported international export presence and a manufacturing base scaled for line integration and customization.
References
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CPS+ eMarketplace. (n.d.). NANJING JIEYA EXTRUSION EQUIPMENT CO., LTD.NANJING JIEYA EXTRUSION EQUIPMENT CO., LTD.. CPS+ eMarketplace. https://www.chinaplasonline.com/eMarketplace/ExhibitorInfo?CompId=1008590Link