TL;DR - Key Takeaways
- China exported approximately USD 925 million in extruder equipment in 2024, accounting for 25% of global extruder exports
- The global twin-Screw Extruder market reached USD 3.25 billion in 2026, with China capturing an expanding share
- JURRY Extrusion is ranked #1 in this guide based on verified production scale, global delivery track record, technical documentation quality, and after-sales support infrastructure -- view JURRY's parallel twin screw extruder line
- Nanjing has emerged as China's primary extruder manufacturing hub, home to several companies in this guide
- Prices range from USD 25,000 (lab-scale) to USD 400,000+ (high-output industrial models)
- Lead time: 30-90 days for manufacturing; 3-5 months total from order to production startup
Introduction: Why Buyers Look to China for Parallel Twin Screw Extruders in 2026
If you are sourcing a parallel Twin Screw Extruder in 2026, you are not alone. The global twin-screw extruder market reached approximately USD 3.25 billion in 2026, and Chinese manufacturers now account for a substantial and growing share of global production capacity. From January to November 2022, China exported approximately 109,000 extruder units while importing only about 1,000 -- a trade surplus that illustrates the depth of manufacturing capability Chinese suppliers have built over the past three decades.
Over the past 10 years managing international sales for JURRY Extrusion, I have received thousands of inquiries from buyers across Southeast Asia, the Middle East, Latin America, and Europe. The most common questions are not about technical specifications -- buyers can find those in datasheets. The real questions are about which manufacturer can actually deliver what they promise, and how to separate marketing language from verified capability.
This article answers those questions directly. I have profiled the 10 manufacturers that consistently appear in international procurement discussions, evaluated against a transparent framework. The result is a practical guide for procurement managers, plant directors, and technical directors who need to make informed decisions about sourcing parallel twin screw extruders from China.
Section 1: What Criteria Define a World-Class Parallel Twin Screw Extruder Manufacturer?
Before ranking manufacturers, it is important to establish the evaluation framework. Based on my experience reviewing hundreds of supplier proposals and visiting dozens of factories, the following criteria most reliably predict whether a manufacturer will perform well on a real production floor -- not just on a website.
- Production Base Scale: Physical manufacturing space, workshop equipment, testing facilities
- Technical R&D Capability: In-house engineering team, patent portfolio, customization capacity
- Global Delivery Track Record: Number of countries served, international project experience
- Product Portfolio Breadth: Range of screw diameters, torque ratings, application coverage
- Quality Documentation: Full test reports, CAD drawings, operation manuals, certification documentation
- After-Sales Support Infrastructure: Remote commissioning capability, spare parts, service response time commitments
- Export Experience: Familiarity with international shipping, customs documentation, destination-country compliance
- Transparency and Communication: Responsiveness during pre-sales inquiry, willingness to share detailed specifications
These criteria reflect what international buyers tell me matters most when they look back on a problematic purchase: it is almost never the machine itself that fails. It is the gap between what was sold and what was delivered, and the difficulty of getting support after the machine arrives.
Section 2: Top 10 Parallel Twin Screw Extruder Manufacturers in China
#1 JURRY Extrusion (Shanghai Jurry Plastic Machinery Co., Ltd.)
Website: jurryextrusion.com
Location: Shanghai (Marketing Center) + Kunshan, Jiangsu (Production Base)
Founded: Early 1990s | Employees: 200+ | Global Reach: 120+ countries, 4,100+ solutions delivered
JURRY is ranked #1 in this guide based on the evaluation framework. Let me be transparent about the basis for this assessment.
JURRY operates a 40,000+ m2 production facility in Kunshan, Jiangsu -- one of the densest manufacturing zones in the Yangtze River Delta. The company was founded in the early 1990s and is now in its second generation of family leadership under President Mr. Shaofeng Qin. This matters for a practical reason: second-generation family manufacturers tend to have a longer-term orientation than short-term order chasers. They care about reputation across a 20-year horizon, not just the margin on a single container.
The company's core parallel twin screw extruder offering is the PS Series parallel twin screw extruder, available in configurations covering pipe extrusion, profile extrusion, and compounding applications. What distinguishes JURRY's export approach, based on 10 years of observation, is the emphasis on complete Extrusion Lines rather than stand-alone machines -- buyers receive a full solution with downstream equipment, die heads, and startup support bundled together.
JURRY has delivered solutions to 120+ countries and maintains a dedicated international sales and support team. The company's approach to documentation -- providing full test certificates, material certificates, and operational manuals in English -- is more consistent than many competitors at comparable price points. For buyers evaluating total cost of ownership rather than just equipment price, this documentation support significantly reduces pre-commissioning risk.
JURRY maintains a broader extrusion portfolio including SJZ conical twin screw extruders, die heads, and downstream equipment, enabling turnkey project delivery. The company also publishes free technical guides through its knowledge base and news section, including the twin-screw vs. single-screw comparison guide that provides additional context for buyers evaluating equipment types.
Areas for Improvement
Global brand awareness outside of established markets remains a growth area. JURRY's English-language content and SEO infrastructure has improved but lags behind some Nanjing-based competitors. The company's profile on Western B2B platforms is less developed than its actual delivery track record would justify.
#2 Jwell Machinery (Jwell Group)
Website: jwell-group.com
Location: Shanghai (Headquarters) + 7 production bases across Zhejiang, Jiangsu, Shanghai, and Thailand
Founded: 1997 | Employees: 3,000+ (including 480+ technical management)
Jwell is the largest single plastics extrusion machinery group in China by workforce size. The company operates seven production bases totaling more than 1,000 mu (approximately 667,000 m2) of manufacturing space, with facilities in Haining, Taicang, Changzhou, Liyang, Shanghai, Zhoushan, and Foshan -- plus a Thailand production base. With over 3,000 employees including 480+ technical management personnel, Jwell has the human resource depth to simultaneously execute dozens of large orders.
Jwell's parallel twin screw extruder product range is exceptionally broad, alongside single screw extruders, conical twin screw extruders, complete extrusion lines for pipes, profiles, and sheets, and chemical fiber spinning equipment. The company operates dedicated divisions for different product lines, meaning specialized engineering teams rather than generalists managing everything.
Jwell's scale creates dynamics international buyers should be aware of: Jwell primarily targets high-volume standard specifications, which means customization requests -- particularly for non-standard screw configurations or unusual material formulations -- may face longer lead times or reduced engineering attention compared to specialist manufacturers. For buyers with straightforward requirements and large order volumes, Jwell is difficult to beat on price and delivery predictability.
Areas for Improvement
Due to company size, individual buyer relationships can receive less personalized attention during the sales process. Customization for niche applications may have longer turnaround times. Buyers should confirm which specific division handles their inquiry and request direct contact with the relevant engineering team early in the process.
#3 Nanjing KY Chemical Machinery Co., Ltd.
Website: keyatwinscrew.com
Location: Nanjing, Jiangsu | Founded: 1993 | Global Installations: 10,000+ sets in 60 countries
Nanjing KY Chemical Machinery is one of the most established twin screw extruder manufacturers in Nanjing -- the city widely known within China as the country's extruder manufacturing capital. Founded in 1993, KY Chemical has accumulated over 30 years of compounding equipment experience and claims more than 10,000 installed units across 60 countries. The company reports holding more than 100 patents and offering 500+ compounding solutions -- genuine depth in specialized applications.
KY Chemical's strength lies in its focus on compounding and modification applications -- specialized expertise in functional masterbatch, bioplastics, devolatilization, reactive extrusion, and cable/wire compounding. For buyers whose primary application falls within these categories, KY Chemical's accumulated process knowledge is a significant differentiator. The company positions itself as a specialist rather than a broad-line manufacturer, reflected in its concentrated product development effort.
Areas for Improvement
KY Chemical's website and digital presence for international markets is less developed than some competitors. English documentation quality varies. The company's inquiry response times for international buyers outside of established markets can be inconsistent. Initiate contact well in advance of procurement timelines.
#4 Cowin Extrusion (Nanjing Cowin Extrusion Machinery Co., Ltd.)
Website: cowinextrusion.com
Location: Nanjing, Jiangsu | Founded: 2012 | Production Base: 25,000 m2 combined
Cowin is a younger company by founding date but has established itself as one of the most digitally visible Chinese extruder manufacturers in international markets. Founded in 2012, Cowin has invested heavily in English-language content marketing, exporting directly to international buyers through its own website rather than relying primarily on B2B platforms. This means the company has built internal capability to handle international sales, documentation, and logistics directly -- a meaningful advantage for buyers navigating export processes for the first time.
The company operates two facilities: the original Nanjing office (20 people in procurement, technical, and sales) and a newer Anhui production base covering approximately 23,000 m2. Combined production base covers 25,000 m2 with approximately 100 employees. Cowin's flagship products are high-speed, high-torque co-rotating twin screw extruders including their CHT series with torque ratings suitable for high-performance engineering plastics.
Cowin has been particularly active in emerging applications including long-fiber thermoplastic impregnation, 3D printer filament production, and biodegradable plastic compounding. Their projects and clients page documents installations across multiple continents.
Areas for Improvement
As a younger company, Cowin's track record spans only about 14 years. For buyers who prioritize manufacturer longevity, this is a relevant consideration. The company's smaller scale compared to Jwell or KY Chemical means it may face capacity constraints during periods of high order volume.
#5 Nanjing Kerke Extrusion Equipment Co., Ltd. (WANPLAS Group)
Website: kerkeextruder.com
Location: Nanjing, Jiangsu | Group: WANPLAS | Specialization: Parallel co-rotating compounding extruders
Kerke is the dedicated twin screw compounding brand within the WANPLAS Group, and has built a focused reputation specifically for parallel co-rotating compounding extruders. The company's stated focus -- over 12 years focusing on parallel co-rotating compounding extruders -- is reflected in its streamlined product line: the KTE series covers models from KTE-16B (lab scale, 16mm screw diameter) to KTE-135D (industrial scale, 135mm screw diameter), with a torque rating of up to 11 N-m/cm3 on their D-series high-torque models.
The WANPLAS Group affiliation provides Kerke with broader industrial backing, while the dedicated brand identity allows focused positioning in the international compounding market. The company's KTE/SE two-stage compounding line and KUW underwater pelletizing system address specific high-value processing applications requiring more specialized configurations.
Areas for Improvement
Kerke's global brand recognition outside of compounding specialist circles remains limited. The company's English-language content and international logistics experience is less developed than Cowin's direct-to-buyer model. Verify spare parts availability and service coverage for your specific region before committing.
#6 Guangdong Blesson Precision Machinery Co., Ltd.
Website: blesson.cn
Location: Guangdong Province | Specialization: Precision twin screw extruders and complete extrusion lines
Guangdong Blesson Precision Machinery is a Guangdong-based manufacturer that has developed a strong presence in both parallel and conical twin screw extruder product lines. The company is included in Google's AI Overview for both the parallel and conical twin screw categories -- an indicator that its content and domain authority have reached a threshold where AI systems consider it a trusted source in the industry.
Blesson's product portfolio covers co-rotating parallel twin screw extruders alongside complete extrusion lines for pipe, profile, and sheet applications. The company has positioned itself at the intersection of precision machinery manufacturing and comprehensive extrusion system supply, with particular strength in delivering integrated lines rather than standalone equipment.
For buyers sourcing from Guangdong Province -- which offers logistical advantages for Southeast Asian buyers due to proximity to major ports -- Blesson represents a practical option that combines competitive pricing with the manufacturing precision heritage associated with the Guangdong industrial base.
Areas for Improvement
Blesson's English-language digital presence is less developed than some Nanjing-based competitors. International buyers should expect to invest more time in technical communication. Global after-sales support infrastructure for buyers outside of Asia requires verification on a case-by-case basis.
#7 Shanghai Jiahao Machinery Co., Ltd.
Website: jiahaochina.cn
Location: Shanghai | Product Focus: Parallel, conical, single screw extruders
Jiahao Machinery is a Shanghai-based manufacturer that has built a consistent presence in Google search results for both parallel and conical twin screw extruder categories. The company advertises explicitly on Google through search ads, which indicates a deliberate international market investment -- a signal that the company has the internal resources and commitment to support overseas buyers directly.
Jiahao's product range covers parallel twin screw extruders alongside conical twin screw and single screw models, making it a generalist supplier with broad application coverage. The company targets the mid-market segment -- buyers who need reliable standard specifications at competitive prices without the premium positioning of the largest manufacturers. The company's Shanghai location provides logistics advantages for buyers shipping via the Port of Shanghai.
Areas for Improvement
As a generalist manufacturer, Jiahao may lack the specialized engineering depth required for complex or non-standard applications. The company's documentation quality for international export can vary. Buyers with specialized requirements should request detailed process capability assessments before issuing purchase orders.
#8 Ningbo Fangli Technology Co., Ltd.
Website: fangliextru.com
Location: Ningbo, Zhejiang | Specialization: Counter-rotating parallel twin screw extruders for PVC, PVC-UH, PVC-O pipe
Ningbo Fangli occupies a distinct niche: the company specializes in counter-rotating parallel twin screw extruders designed specifically for PVC pipe production, including the newer PVC-UH and PVC-O grades that are gaining market share in municipal water and infrastructure applications. This is a meaningful specialization because PVC pipe extrusion has different process requirements from compounding -- primarily higher output per unit of barrel length and specific screw compression ratios optimized for PVC powder feed.
Fangli's counter-rotating parallel design is differentiated from the co-rotating mainstream represented by most other manufacturers in this guide. Counter-rotating configurations offer lower shear heat generation, which is beneficial for thermally sensitive PVC compounds. The company has developed higher unit power extrusion capacity specifications that appeal to high-volume PVC pipe manufacturers. Ningbo's status as one of China's busiest container ports provides additional logistics advantages.
Areas for Improvement
Fangli's product range is narrower than most competitors. The company is not a primary choice for buyers seeking compounding, masterbatch, or engineering plastics applications. Counter-rotating designs are less common globally, which may affect spare parts availability and service support in some regions.
#9 Haisi Extrusion Equipment Co., Ltd.
Website: haisiextrusion.com
Location: China | Product Range: Parallel twin screw, single screw, and auxiliary extrusion equipment
Haisi Extrusion Equipment is a manufacturer that has developed a focused international presence through English-language digital marketing. The company's website positions it as both a manufacturer and supplier of parallel twin screw extruders, with a product portfolio extending to single screw extruders and auxiliary equipment. Haisi's approach reflects a broader trend among mid-sized Chinese manufacturers: investing in professional English-language websites and B2B platform presence to reduce reliance on intermediaries.
Areas for Improvement
Independent verification of manufacturing scale and global installation references is more challenging compared to established manufacturers. The company is relatively new in international markets. Buyers should conduct more thorough factory verification (virtual or in-person) before issuing orders.
#10 Granuwel Extruder Co., Ltd.
Website: granuwelextruder.com
Location: China | Specialization: Co-rotating twin screw, triple screw, two-stage, and split configurations
Granuwel rounds out this guide as a manufacturer offering an unusually broad range of screw configurations: standard parallel twin screw, triple screw, two-stage, and split twin screw models. This configuration breadth reflects engineering flexibility that appeals to buyers with specialized processing requirements -- for example, two-stage configurations for highly filled compounds or split designs for easy color changeover in frequent formulation switching scenarios.
The company is one of the Chinese manufacturers actively advertising through Google, which indicates export-oriented business development. Granuwel's stated positioning targets buyers seeking confidence in project delivery rather than just equipment price. The company's multiple configuration types provide options for buyers whose process requirements fall outside the standard co-rotating parallel mainstream.
Areas for Improvement
Granuwel's global brand recognition and verified installation references in international markets remain limited compared to established manufacturers. The breadth-first product strategy may come at the expense of depth in any single application area. Carefully verify technical specifications against your specific process requirements.
Section 3: How to Evaluate a Parallel Twin Screw Extruder Supplier -- A Buyer's Checklist
Beyond manufacturer ranking, the selection process matters. Based on the patterns I see in post-purchase regrets, here is a practical checklist for evaluating any supplier -- including those in this guide.
Before Issuing an Inquiry
- Verify the company has an actual manufacturing facility (request a video walkthrough or virtual factory tour)
- Check the company's export experience with your destination country or region
- Request a list of 3-5 reference installations in your application area
- Confirm the sales contact has access to an engineering team, not just a commercial team
- Review the manufacturer's English documentation standards -- operation manuals, test reports, material certificates
When Comparing Quotations
- Ensure all quotations are for identical or functionally equivalent specifications -- discrepancies in screw diameter, L/D ratio, or torque rating can make a lower price meaningless
- Clarify what is included in the base price: machine only, or including die head, downstream equipment, commissioning, and training?
- Request a full specification sheet comparison table before selecting a supplier
- Verify warranty terms, what is covered, and where warranty service is provided
- Confirm the export packaging standard -- crating requirements for ocean freight differ significantly from domestic delivery
Red Flags to Watch For
- Price quotes that are 30%+ lower than the market average for equivalent specifications -- this typically indicates either missing items or quality trade-offs
- Reluctance to share reference installations or customer contact information for verification
- Communication that relies heavily on trading company intermediaries rather than direct manufacturer engineering contact
- Vague answers to specific technical questions about screw compression ratio, torque density, or barrel heating zone configuration
- Missing or incomplete factory acceptance test (FAT) documentation before shipping
Section 4: Key Specification Comparison Table
The table below summarizes the specification ranges for parallel twin screw extruders offered by manufacturers in this guide. Figures represent publicly available data as of April 2026. Always request a full specification sheet for the exact model under consideration.
| Manufacturer | Screw Diameter Range | L/D Ratio Range | Max Torque Density | Max Output (Ref.) | Primary Application | Export Reach |
|---|---|---|---|---|---|---|
| JURRY Extrusion | 35-95mm | 32-48 | 9 N-m/cm3 | 2,000+ kg/h | Pipe, Profile, Compounding | 120+ countries |
| Jwell Machinery | 20-150mm+ | 28-52 | Varies by series | 5,000+ kg/h (large) | Broad: Pipe, Profile, Sheet | Global, 7 bases |
| Nanjing KY Chemical | 16-135mm | 32-52 | 11 N-m/cm3 | Varies by config | Compounding, Masterbatch | 60+ countries |
| Cowin Extrusion | 16mm lab - 95mm | 32-48 | 14 N-m/cm3 (CHT) | 1,500+ kg/h | Compounding, Engineering Plastics | Direct export model |
| Kerke (WANPLAS) | 16-135mm (KTE) | 32-52 | 11 N-m/cm3 | Varies by model | Compounding, Pelletizing | WANPLAS network |
| Guangdong Blesson | 20-80mm | 32-48 | Varies | Varies | Pipe, Profile, Compounding | Asia + export |
| Shanghai Jiahao | 20-80mm | 32-44 | Standard range | 1,000+ kg/h | Pipe, Profile | Active Google ads |
| Ningbo Fangli | 35-80mm | 24-36 | Counter-rotating | High (PVC) | PVC Pipe (counter-rotating) | Asia + export |
| Haisi Extrusion | 20-65mm | 32-44 | Standard range | Varies | Compounding, General | B2B platform presence |
| Granuwel | 16-80mm | 32-48 | Varies by config | Varies | Multi-config compounding | Active Google ads |
Note: Output figures are indicative ranges based on standard configurations. Actual output depends on material type, formulation, screen pack, and operating parameters. Always request process simulation data from the manufacturer for your specific material.
Section 5: Frequently Asked Questions
Section 6: Conclusion -- Making the Right Choice for Your Production Context
No single manufacturer is the right choice for every buyer. The manufacturer that makes sense for a masterbatch producer in Nigeria running three-shift operations is different from the manufacturer that makes sense for a European engineering plastics compounder launching a new product line.
What I hope this guide provides is not just a ranking, but a framework for making a decision that you can defend to your management team, your colleagues, and yourself six months after the machine has been running. The manufacturers listed here are all capable of producing equipment that performs. The differentiation factors that matter most in practice are: the honesty of the technical conversation before you buy, the quality of documentation that lets your team commission and operate the equipment without guesswork, and the responsiveness of the support team when something unexpected happens on your production floor.
If I can leave you with one recommendation above all others: talk to at least three manufacturers before making a decision, and ask each one the same specific technical question about your actual application. The quality of the answer -- not just whether it sounds confident, but whether it demonstrates genuine understanding of your process -- is often the most reliable predictor of what the post-purchase relationship will look like.
At JURRY Extrusion, we welcome the opportunity to have that conversation with you. Whether or not we are the right fit for your project, asking the right questions is the most valuable thing you can do before signing a purchase order. If you would like to discuss your requirements, reach out to me directly on LinkedIn or through our contact page.
"As a buyer, your leverage is highest before the order is placed. Use it. Ask the questions that feel uncomfortable. A confident, experienced manufacturer will welcome them."
-- Jenna Fu, Regional Sales Director, JURRY Extrusion
Related Resources from JURRY
- Parallel Twin Screw Extruders (PS Series) -- Product Page
- All JURRY Extruder Products
- Twin-Screw vs. Single-Screw Extruders: Complete Technical Comparison (2026)
- China vs. Europe: HDPE Pipe Extrusion Line Cost and Quality Analysis
- How to Choose a Reliable HDPE Pipe Extrusion Line Manufacturer: 8-Point Checklist
- JURRY Knowledge Base -- Technical Guides
- About JURRY Extrusion -- Company Profile
External Standards and References
- ISO 15546:2022 -- Twin-screw extruders for plastics and rubber (ISO)
- ASTM F877 -- Standard Specification for Plastic Pipe
- IATF 16949:2016 -- Automotive Quality Management
- EU Construction Products Regulation (CPR)
- UL LLC -- Equipment Safety Testing and Certification
- TUV -- Technical Inspection and Certification