English
bahasa Indonesia
Introduction
Plastic injection molding has become the backbone of modern manufacturing — powering everything from smartphones and medical devices to car interiors and home appliances. And when it comes to large-scale, high-precision production, China remains the world’s leading hub.
In 2025, China’s injection molding industry continues to thrive, backed by decades of manufacturing experience, advanced automation, and a mature supply chain that few other countries can match. Whether you’re a product designer, an overseas buyer, or an engineer looking to source reliable partners, understanding who the top players are — and where they’re located — can save you time, cost, and headaches.
Why China Is a Global Hub for Plastic Injection Molding
China’s rise in plastic injection molding isn’t just about low cost — it’s about speed, scale, and precision.
Over the past two decades, Chinese manufacturers have invested heavily in automation, robotics, and quality control, making them capable of delivering world-class products at competitive pricing.
Here’s why companies around the world continue to choose China for their molding projects:
-
Comprehensive Supply Chain: Everything from mold steel and resins to CNC machining and surface finishing is available locally — meaning faster turnaround and lower logistics costs.
-
Technical Expertise: Thousands of engineers specialize in mold design, tooling optimization, and production efficiency, giving even small factories a strong technical foundation.
-
Advanced Equipment: Leading Chinese firms use high-performance injection machines from Haitian, YIZUMI, and Tederic — many of which are made domestically.
-
Customization and Scale: Whether you need a prototype batch of 100 parts or a mass production run of 1 million, Chinese suppliers can scale up or down with ease.
-
Global Reach: Most major manufacturers are export-focused, serving clients in the U.S., Europe, Japan, and Southeast Asia, with certifications like ISO9001, IATF16949, and RoHS compliance.
Top 10 Plastic Injection Molding Companies in China [2025]
China’s injection molding industry includes thousands of players — from small custom mold shops to global-scale machinery makers.
The following 10 companies represent the best in terms of technology, experience, export performance, and product reliability.
1. Shenzhen BYD Electronic Parts Company Limited (Shenzhen)
Overview:
A subsidiary of the globally recognized BYD Group, BYD Electronics is a powerhouse in plastic injection molding for automotive, electronics, and energy applications.
Core Services:
-
Precision mold design and manufacturing
-
High-volume injection molding
-
Assembly and secondary processing
-
Cleanroom production for electronics
Why it stands out:
BYD combines massive production capability with tight quality control. As a supplier for brands like Huawei and Samsung, they exemplify what “Made in China” quality can achieve on a global scale.
Web: https://www.bydglobal.com/
2. Huarong Plastic Machinery Co., Ltd. (Zhejiang Province)
Overview:
Founded in 1986, Huarong specializes in multi-component and vertical injection molding machines, widely used in automotive, packaging, and electronics industries.
Core Services:
-
Injection molding machine R&D and manufacturing
-
Turnkey injection systems
-
Customized molding solutions
Why it stands out:
Known for energy-efficient machines and advanced automation, Huarong’s equipment is trusted by both domestic molders and international OEMs.
Web: https://www.prm-taiwan.com/
3. Haitian International Holdings Limited (Ningbo)
Overview:
The name “Haitian” is almost synonymous with injection molding worldwide. With factories spanning multiple continents, Haitian is the world’s largest injection molding machine manufacturer.
Core Services:
-
Servo-hydraulic and all-electric injection machines
-
Large-tonnage production systems
-
Smart factory automation
Why it stands out:
Unmatched scale, proven reliability, and an expansive service network make Haitian a preferred partner for companies that demand consistency across high-volume runs.
4. Borche Machinery Co., Ltd. (Guangdong Province)
Overview:
Borche is one of China’s top injection molding equipment manufacturers, known for innovation and strong international expansion.
Core Services:
-
Intelligent injection molding machines
-
Multi-component and two-platen solutions
-
Automation and robotic integration
Why it stands out:
Borche machines are exported to over 70 countries, offering a great balance between cost, performance, and precision — ideal for global clients seeking advanced yet affordable systems.
Web: https://borcheglobal.com/
5. YIZUMI Precision Machinery Co., Ltd. (Foshan)
Overview:
YIZUMI is a globally recognized brand in the molding and die-casting industries, with a strong focus on high-precision and sustainable manufacturing.
Core Services:
-
All-electric and hybrid injection machines
-
Multi-material and micro-molding solutions
-
Smart manufacturing systems (YIZUMI Intelligent Factory)
Why it stands out:
YIZUMI’s focus on R&D, energy efficiency, and Industry 4.0 technology makes it a leader in the transition toward intelligent molding.
6. Tederic Machinery Co., Ltd. (Hangzhou)
Overview:
Tederic produces a wide range of injection molding machines and automation systems, serving customers in more than 130 countries.
Core Services:
-
Two-platen and all-electric machines
-
Multi-component molding
-
Global after-sales and service support
Why it stands out:
Tederic has built a strong reputation for stable performance and cost-effectiveness, making it a favorite for medium- and large-sized factories worldwide.
Web: https://www.tedericglobal.com/
7. Chen Hsong Holdings Limited (Shenzhen / Hong Kong)
Overview:
Established in 1958, Chen Hsong is one of Asia’s oldest and most trusted injection molding equipment brands.
Core Services:
-
Hydraulic and hybrid injection machines (60–6,500 tons)
-
Molding automation and robotics
-
Global technical support network
Why it stands out:
Chen Hsong offers a legacy of reliability, combining decades of expertise with modern technology and excellent customer service.
8. LK Machinery International Limited (Ningbo / Hong Kong)
Overview:
LK Group manufactures both die-casting and injection molding machines, providing complete solutions for metal and plastic component manufacturing.
Core Services:
-
Servo-driven and hybrid injection molding machines
-
Industrial automation integration
-
Energy-efficient systems
Why it stands out:
LK Machinery’s machines are used by top automotive and electronics brands, reflecting its strong engineering and global export capabilities.
Web:
9. Fu Chun Shin Machinery Manufacture Co., Ltd. (FCS Group, Ningbo / Taiwan)
Overview:
Fu Chun Shin (FCS) is a cross-strait manufacturer with production bases in Taiwan and mainland China. It’s known for high-performance injection machines and turnkey project integration.
Core Services:
-
Multi-component molding systems
-
Energy-saving servo machines
-
Smart factory and IoT-enabled control
Why it stands out:
FCS machines combine Taiwanese precision with Chinese efficiency, appealing to clients that value stability and innovation.
10. IMTEC Mould (Ningbo, Zhejiang) —
IMTEC is a full-service mold design, tooling, and injection molding company that merges European design concepts with Chinese manufacturing efficiency. Based in Ningbo, they provide advanced services including insert molding, overmolding, prototyping, and global support. Their strength lies in controlling mold and injection processes under one roof, giving clients tighter tolerance control and better lead-time reliability. Their facility is ISO 9001 certified and they maintain international service links (e.g. in Belgium) to support global clients.
Web: https://www.imtecmould.com/
Top Plastic Injection Molding Hubs in China
China’s plastic injection molding industry is spread across several key manufacturing regions. Each city has developed its own strengths — from high-precision mold design to large-scale mass production.
If you’re planning to source from China, understanding these hubs helps you find the right partner faster.
1. Shenzhen (Guangdong Province)
Focus: Precision molds, electronics parts, rapid prototyping, export-quality production.
Shenzhen has earned a reputation as China’s “hardware capital.” It’s where innovation meets manufacturing — ideal for startups, electronics brands, and companies needing short lead times with tight tolerances.
Well-known manufacturers in Shenzhen include:
-
BYD Electronic Parts Company Limited – integrated molding for electronics and automotive components.
-
ABIS Mold – custom mold design, export-quality injection molding, and assembly for consumer and industrial products.
-
MJX Mold – high-precision molds for automotive lighting and optical parts.
-
Globalone Mould – full-service plastic molding and bi-injection capabilities.
Why choose Shenzhen:
You’ll find professional English-speaking engineers, fast turnaround for prototypes, and strong supply chain access to materials and components.
2. Dongguan (Guangdong Province)
Focus: Automotive components, large molds, consumer products, high-volume runs.
Located just an hour from Shenzhen, Dongguan is often called the “factory of factories.” It’s home to thousands of mold makers and plastic manufacturers that serve both domestic and export markets.
Famous Dongguan manufacturers:
-
Deswell Industries – large-scale injection molding and assembly for electronics and industrial parts.
-
Yixun Industrial Co., Ltd. – one-stop service from design to injection and assembly.
-
Haichuan Plastics (HC-Mold) – precision mold design and injection production for export clients.
-
Sungplastic – cosmetic and precision injection molding with high-quality surface finishing.
Why choose Dongguan:
Strong technical know-how, competitive pricing, and mature supply chains — perfect for medium-to-large production volumes.
3. Ningbo (Zhejiang Province)
Focus: Injection molding machinery, heavy-duty molds, appliance components.
Ningbo is the heart of China’s injection molding machinery industry. Many global brands rely on equipment made here, which has helped local mold makers develop exceptional expertise in tooling and automation.
Leading Ningbo-based manufacturers:
-
Haitian International Holdings Limited – the world’s largest injection molding machine maker.
-
Borche Machinery Co., Ltd. – advanced machinery and molding technology for industrial applications.
-
LK Machinery – metal and plastic molding systems, serving both automotive and consumer industries.
Why choose Ningbo:
Ideal for buyers who need large-tonnage molds, durable tooling, or integrated machine-and-mold solutions.
4. Foshan (Guangdong Province)
Focus: Precision machinery, automation, smart molding systems.
Foshan is home to YIZUMI Precision Machinery Co., Ltd., one of China’s most respected names in injection molding equipment. The city has a strong emphasis on automation, robotics, and process stability.
Key companies in Foshan:
-
YIZUMI Precision Machinery Co., Ltd. – high-end injection molding machines with global reach.
-
Tederic Machinery Co., Ltd. – energy-efficient, smart injection systems with advanced control technology.
Why choose Foshan:
It’s a hub for manufacturers who prioritize process reliability, energy efficiency, and automation.
5. Suzhou (Jiangsu Province)
Focus: Medical devices, automotive parts, engineering plastics.
Suzhou, part of the Yangtze River Delta industrial belt, is known for precision engineering and clean manufacturing environments. Many foreign-invested factories and R&D centers are located here.
Notable manufacturers:
-
Suzhou Innomolding Co., Ltd. – plastic injection molding and mold making for automotive and medical sectors.
-
Suzhou Moldmax Technology Co., Ltd. – precision mold maker for electronics and consumer goods.
Why choose Suzhou:
Excellent for projects that require tight tolerances, clean-room production, or adherence to global compliance standards (like ISO 13485 for medical use).
6. Shanghai
Focus: R&D, high-end prototyping, short-run molding, engineering plastics.
As China’s business and innovation hub, Shanghai hosts many design studios and technical molding service providers specializing in low-volume, high-complexity projects.
Representative companies:
-
JWELL Machinery Co., Ltd. – leading extrusion and molding equipment manufacturer.
-
Prototek China – prototype molds and small-batch production for startups and OEMs.
Why choose Shanghai:
Perfect for design validation, pilot runs, and high-end engineering plastics before mass production.
7. Xiamen (Fujian Province)
Focus: Eco-friendly plastics, consumer goods, packaging.
Xiamen is a smaller but fast-growing hub, increasingly focused on sustainable and biodegradable materials.
Representative companies:
-
Xiamen Keyuan Plastic Co., Ltd. – injection and extrusion of bio-based and engineering plastics.
-
Xiamen Jinjie Machinery Co., Ltd. – precision injection molds and automation systems.
Why choose Xiamen:
Ideal for businesses focused on eco-friendly or custom consumer product lines.
Factors to Consider When Choosing a Plastic Injection Molding Company
Not all molding suppliers are created equal. The right partner can streamline your entire product cycle — from concept to shipment — while the wrong one can cost you time, money, and reputation.
Here are the key factors to look for when evaluating a plastic injection molding company in China:
1. Manufacturing Capabilities
The first thing to check is whether the manufacturer has the right machines and tonnage range for your product.
-
For small precision parts, look for micro-injection or electric machines (typically 50–200 tons).
-
For automotive, appliance, or large housing parts, machines of 500–2,000 tons are common.
Ask about machine brands (Haitian, YIZUMI, or Tederic are reliable Chinese options) and supporting processes such as insert molding, overmolding, or gas-assisted molding.
Also, check if they can handle end-to-end services — from mold fabrication and injection to assembly, printing, and packaging. A vertically integrated plant usually means better consistency and faster lead times.
2. Quality Control
Quality control is the difference between repeat orders and expensive reworks.
A professional injection molding company will have:
-
Incoming material inspection (IQC) for resin quality and supplier traceability.
-
In-process inspection (IPQC) to catch issues during molding runs.
-
Final QC (FQC/OQC) before shipping.
Bonus points if the company can provide detailed inspection reports, CMM (coordinate measuring machine) data, or first article inspection (FAI) documentation.
Look for certifications like ISO 9001, IATF 16949 (automotive), or ISO 13485 (medical) — these indicate strong process discipline.
3. Material Selection
Your plastic choice can affect everything — cost, appearance, and durability.
A good supplier doesn’t just “follow your spec”; they help you optimize material selection.
For example:
-
ABS and PC for electronics housings.
-
PP and PE for consumer or food-grade parts.
-
PA66 + glass fiber for high-strength or automotive components.
The best suppliers have long-term relationships with resin brands like SABIC, BASF, and CHIMEI, and can provide RoHS or REACH compliance documentation for exports.
4. Certifications and Compliance
Always confirm whether the manufacturer meets the industry’s required standards — especially if your products are destined for regulated markets.
Common ones include:
-
ISO 9001: General quality management.
-
IATF 16949: Automotive parts.
-
ISO 14001: Environmental management.
-
FDA / LFGB / RoHS / REACH: Food-grade and environmental compliance.
Compliance isn’t just paperwork — it shows the company’s maturity and export readiness.
5. Experience and Expertise
Ask how long the company has been in the injection molding business and which markets they serve.
A factory with 10+ years of experience and regular overseas clients is usually better equipped to handle tight tolerances, mold maintenance, and project communication.
You can also request case studies or customer references to gauge their reliability.
6. Communication and Project Support
Smooth communication saves both sides a lot of time.
Look for a company that offers:
-
English-speaking project managers or engineers.
-
DFM (Design for Manufacturing) support during mold design.
-
Transparent progress updates during tooling and production.
A responsive supplier that treats your project seriously from the start is worth far more than one that just sends quotations quickly.
7. Pricing and Lead Times
Price matters — but it shouldn’t be the only factor.
Be wary of quotes that are significantly lower than the market average; they often come with trade-offs in tool steel quality, cycle times, or QC effort.
Reasonable pricing should reflect:
-
Proper mold life expectancy (e.g., 300,000+ shots).
-
Realistic lead times for tooling and trial runs.
-
Transparent cost breakdowns for tooling vs. production.
The best manufacturers will help you balance cost, quality, and delivery instead of cutting corners.
