Top 10 Plastic Injection Mo ld Manufacturers in Dongguan

When it comes to high-quality plastic injection mold manufacturing, Dongguan stands out as one of China’s most important industrial hubs. Known for its advanced manufacturing capabilities, experienced workforce, and strong supply chain, Dongguan is home to many leading mold manufacturers serving global markets. Whether you're developing consumer electronics, automotive components, medical devices, or industrial parts, choosing the right mold supplier is critical to your project's success. In this article, we’ll highlight the top 10 plastic injection mold manufacturers in Dongguan—offering you a detailed overview of the market and what sets each company apart.

1. Alpine Mold 

Year Founded: 2002
Employees: 200+
Core Capability: High Precision Injection Mold, Low volume Plastic Injection Molding, High Volume Plastic Injection Molding, Insert Molding, Overmolding, Two color Molding, Die Casting Mold, Aluminum Die Casting Parts, Zinc Die Casting Parts.

Certifications: ISO 9001:2015, IATF 16949, and many other patents

Website: https://www.alpine-mold.com/

Company Profile:

Alpine Mold established in 2002, operates a 8000-square-meter factory, Alpine Mold Engineering Limited has grown to become one of the most dependable and innovative plastic injection mold manufacturers in Dongguan.Our company specializes in complete mold solutions, from initial design to final injection molding. Led by an experienced founder and supported by a team of experts, Alpine Mold provides end-to-end injection mold manufacturing solutions to meet the high-difficulty and high-precision needs of global customers in North America, Europe, Japan, South Korea, the Middle East and other countries.

Our design team (15 people), quotation team (5), and R&D solution team (5) work seamlessly to ensure fast, efficient, and accurate service. Six of our team members bring over 20 years of hands-on experience, providing solid technical support for complex projects.

Equipped with 100+ advanced machines, we ensure unmatched manufacturing precision. 

Our equipment includes:

26 FANUC Haitian injection molding machines and 2 Two-color injection molding machine

15 high-precision CNC machines

4 Charmilles mirror EDM machines (Switzerland)

3 Charmilles slow wire EDM machines

1 ZEISS CMM from Germany (±0.001mm accuracy)

We serve diverse sectors including automotive, drones, home appliances, and medical devices, offering customized solutions for thin-walled, Large and high-precision injection molding parts.One of Alpine Mold’s biggest strengths lies in its fast delivery times. While many mold makers require 5–8 weeks for tooling, Alpine Mold typically delivers complex tools within 3–4 weeks without compromising quality or longevity. Contact us today to explore how we can bring your next product idea to life with precision and efficiency.

2. TDL Mould

Year Founded: 1995
Employees: 400+
Core Capability: Plastic Injection Mold Manufacturer, Injection Molding Services

Certifications: ISO 9001, ISO 14001, IATF 16949
Website: https://tdlmould.com

Company Profile:

TDL Mould is a leading plastic injection mold manufacturer with over 25 years of experience, focusing on high-precision molds for the automotive, home appliance, medical, and electronics industries. With a 10,000㎡ production facility, TDL specializes in complex injection tooling such as high-cavitation and two shot injection molds, particularly suited for high-volume production needs.

TDL stands out for its fast project turnaround and strong communication with overseas clients. Their proven ability to handle complex mold projects with short lead times has earned them long-term trust from customers across North America, Europe, and Asia-Pacific. In addition to tool making, TDL also provides small-to-medium batch injection molding, offering clients a convenient one-stop manufacturing solution.

3. Hanking Mould

Year Founded: 2000
Employees: 300+
Core Capability: Mold Manufacturing Enterprise, precision plastic molds
Certifications: ISO 9001, ISO 13485, IATF 16949
Website: www.hanking-mould.com

Company Profile:

Hanking Mould is a globally recognized plastic injection mold manufacturer established in 2000, specializing in high-cavitation and multi-cavity molds for automotive, electronics, packaging, and healthcare industries. With an 8,000㎡ facility equipped with advanced machining centers, the company delivers molds that meet high standards for precision, durability, and efficiency.

Exporting 80% of its molds to Europe, the U.S., and Japan, Hanking Mould is known for fast delivery and consistent quality. Its multilingual project management team ensures smooth communication, while services span from 3D mold design and flow analysis to mold trials and after-sales support.

4. Runsheng Plastic Hardware

Year Founded: 2004
Employees: 200+
Core Capability: Plastic injection molding ,prototyping machining
Certifications: ISO 9001:2015, ISO 14001
Website:https://dgyuxin.goldsupplier.com/

Company Profile:

Founded in 2004, Runsheng Plastic Hardware Co., Ltd is known for its one-stop solutions in plastic injection molding and precision hardware integration. The company has extensive expertise in two shot molding, overmolding, insert molding and precision machining of both plastic and metal components. These capabilities make Runsheng particularly suitable for complex assembly parts and hybrid structures commonly used in automotive interiors, medical devices, and high-end consumer electronics.

Runsheng’s dedication to lean manufacturing, quick lead times, and quality control has gained them long-term clients in North America and Southeast Asia. They continue to expand into emerging fields such as smart wearables and industrial IoT enclosures.

5. Richfields Plastics

Year Founded: 2001
Employees: 250+
Core Capability:  Plastic injection mold Manufacturing, two shot injection molding, overmolding
Certifications: ISO 9001, ISO 13485
Website: https://richfieldsplastics.com

Company Profile:

Richfields Plastics Ltd., founded in 2001 and headquartered in Dongguan, is a seasoned plastic injection mold manufacturer specializing in export-quality molds for North America and Europe. With over 20 years of experience, the company focuses on high-precision molds including double-shot molds, insert molds, and overmolding tools widely used in automotive, medical, and home appliance applications.

Backed by a 5,000㎡ facility, Richfields offers a complete range of services from DFM and mold design to fabrication, sampling, and export packaging. With over 90% of its molds shipped to countries such as the U.S., Canada, Germany, and the UK, the company is known for its flexible support of both high- and low-volume injection production needs. Richfields has built a solid reputation for its efficient project handling, precision tooling, and attentive after-sales service.

6. Sincere Tech China Mold

Year Founded:2005
Employees: 180+
Core Capability: Custom mold making and plastic injection molding service

Certifications: ISO 9001, ISO/TS 16949
Website: https://www.plasticmold.net

Company Profile:

Sincere Tech, established in 2005, is a professional mold manufacturer with over 15 years of experience in custom precision injection molds and plastic molded parts. The company serves a wide range of industries, including automotive, medical, and consumer electronics, and is especially skilled in producing high-precision molds with tight tolerances that meet U.S. and European quality standards. Sincere Tech is also well-regarded for its ability to deliver Class 101 export molds and solutions for large-volume plastic parts.

With a focus on mold flow analysis and flexible production capabilities, Sincere Tech supports both low- and high-volume manufacturing needs. Over 90% of its molds are exported to North America and Europe, making it a trusted partner for tooling houses and OEMs seeking efficient project execution, quality consistency, and dependable service.

7. Xiehong Precision Mold

Year Founded: 2006
Employees: 160+
Core Capability: Precision molds for electronics and consumer goods
Certifications: ISO 9001:2015
Website: https://www.gdxiehong.com

Company Profile:

Xiehong Precision Mold is a mid-sized manufacturer specializing in high-precision mold components for electronic housings, household items, and communication products. Since 2006, the company has built a solid reputation among global OEMs and electronics brands by consistently delivering high-tolerance molds that meet demanding quality expectations.

With a 3,500-square-meter facility, Xiehong offers end-to-end services including tooling design, plastic prototyping, mold fabrication, and in-house molding. Known for its ability to balance accuracy with cost-efficiency, the company serves key markets in South Korea, Japan, and the United States, and continues to expand globally through investments in talent development and production management.

8. Fanstarmold

Year Founded: 2007
Employees: 200+
Core Capability: Export molds, precision tools, rapid prototyping
Certifications: ISO 9001:2008, IATF 16949
Website: https://fanstarmold.com

Company Profile:

Fanstarmold specializes in export injection mold manufacturing, rapid tooling, and prototype molds for clients in Europe and the U.S. Since its founding in 2007, the company has provided comprehensive services including injection mold design, DFM, mold making, and short-run injection molding.

With a skilled technical team fluent in English and well-versed in international standards, Fanstarmold focuses on delivering highly durable molds primarily for the automotive, packaging, and home appliance industries. The company is recognized for its flexibility, fast turnaround on prototype tools, and a collaborative approach that ensures customer satisfaction.

9. JieKai Mould

Year Founded: 2005
Employees: 180+
Core Capability: Automotive, electronic plastic molds
Certifications: ISO 9001, ISO/TS 16949
Website: https://www.jksjmj.com

Company Profile:

JieKai Mould (JKSJ) is a professional mold maker established in 2005, specializing in automotive and consumer electronics tooling. The company supports both OEM and Tier 1 suppliers by delivering advanced tooling solutions that meet strict dimensional tolerances and accommodate fast production cycles.

JKSJ manages the entire process in-house—from mold design to final testing—enhancing efficiency and traceability through integrated management systems. Known for strong engineering capabilities and durable tools, JieKai emphasizes collaboration on custom projects to meet the specific needs of clients across Europe, the U.S., and South America.

10. Shenghua Mould

Year Founded: 1997
Employees: 220+
Core Capability: Large-scale plastic mold design and molding
Certifications: ISO 9001, ISO 14001
Website: http://www.shenghuamould.com

Company Profile:

With over 25 years of experience, Shenghua Mould is known for producing high-performance molds for large plastic parts used in automotive exteriors, industrial crates, and home appliance enclosures. Their engineering team excels in complex multi-cavity molds, hot runner systems, and two-shot molding, ensuring reliable solutions for demanding applications.

Shenghua’s strong focus on research and development has established them as a top-tier supplier for leading automotive and home appliance brands worldwide. They maintain long-term partnerships across Germany, France, India, and Brazil, while continuously advancing their capabilities with new product lines in lightweight plastic composites and electric vehicle components.

Conclusion

Dongguan remains a powerhouse for injection mold manufacturing, thanks to its engineering talent, industrial infrastructure, and supply chain maturity. Among these top 10 manufacturers, Alpine Mold stands out with its unmatched delivery speed, precision tooling, and commitment to quality. If you're seeking a reliable partner who can deliver complex molds on time and within budget, Alpine Mold is the ideal choice. 

Partner with Alpine Mold today and discover a seamless, professional mold manufacturing experience that brings your projects to life with efficiency and excellence.