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Views: 0 Author: Site Editor Publish Time: 2026-02-07 Origin: Site
| Top 5 plastic injection mold manufacturers in GuangZhou |
| 2.OTEM |
| 3.Haoshun Mold |
| 4.Seal Mould |
| 5.LK Mould |
Business Type: Precision plastic injection mold manufacturer
Year Founded: 2002
Employees:101-200
Factory area: 8,000 ㎡
Certifications: ISO 9001:2015 and IATF 16949, and multiple patents
Main Services: Injection Mold Manufacturing; Plastic Injection Molding; Overmolding, Inserting Molding, Two-shot molding, Die Casting Mold and Die Casting Parts
Industries Served: Electronics, automotive, medical, home appliances, smart home, security, industrial and more
Business Address: Block 3A, 6th Industrial Area, Heshuikou Village, Gongming Town, Shenzhen, Guangdong, China.
Company Profile
Founded in 2002, Alpine Mold has been a leading one-stop plastic injection molding manufacturer in China. After 23 years’ development in this industry,we know the international mold standards well, such as: HASCO, DME, MISUMI, LKM.Until now, we have delivered thousands of high-precision molds and millions of quality injection molded parts to customers across the North America, Europe, the Middle East, Australia, New Zealand,Brazil and beyond—earning a strong reputation for quality, speed, and responsive service.
Our founder Richard Lei has 33 years of experience in the mold industry and leads a skilled 25-person engineering team, including 6 senior engineers with over 20 years of expertise. With all tooling made in-house and 28 sets injection machines branded from Fanuc,Haitian, Borch, we deliver thin-wall, thick-wall, and high-precision parts with full quality control and fast turnaround.Trusted by global brands such as Siemens, LIXIL, Canon, Panasonic, BMW, Webasto, Magna and General Motors, Alpine Mold continues to be a reliable partner for custom plastic molding solutions.
Business Type: Manufacturer (OEM/ODM Services), Custom Plastic Injection Molding Supplier
Year Founded: 2009
Employees: 50–100
Factory Area: 5,000 – 6,000 square meters
Certifications: ISO 9001:2015, CE, RoHS Compliance, UL94, SGS Testing
Main Services: Precision Injection Molding, CNC Machining, Mold Design & Manufacturing,
Insert Molding & Overmolding, Rapid Prototyping
Industries Served: Aerospace, Automotive, Medical Devices, Industrial Machinery, Electronics, Food Processing, Oil & Gas
Business Address: Industrial Park, No. 21 Liangtian Middle Road, Baiyun District, Guangzhou, China
Company Profile:
Guangzhou OTEM Engineering Plastics Co., Ltd. distinguishes itself in the competitive Guangzhou manufacturing landscape by focusing specifically on high-performance engineering plastics. Founded in 2009, this company has grown from a local workshop into a specialized supplier capable of handling complex materials that many standard molders avoid, such as PEEK, PPSU, PVDF, and PTFE. Their facility in the Baiyun District is equipped with over 20 advanced injection molding production lines and dozens of CNC machines, allowing them to offer comprehensive solutions that bridge the gap between plastic injection molding and precision machining.
OTEM’s expertise is particularly valuable for industries where material stability under extreme conditions is non-negotiable, such as aerospace, oil extraction, and medical instrumentation. They provide full-cycle support, starting with mold design and DFM (Design for Manufacturability) analysis, moving through prototyping, and scaling to stable mass production. The company holds ISO9001 certification, and their products meet stringent international standards including FDA, NSF, and WRAS, ensuring that their custom plastic parts are globally compliant. For buyers seeking more than just commodity ABS or PP parts, OTEM offers a technical edge in polymer science combined with the cost-effectiveness of Chinese manufacturing.
Business Type: Professional Manufacturer & Supplier (OEM/ODM), Plastic Injection Molding and Rapid Prototyping Services
Year Founded: 2010
Employees: 50 – 100 Staff Members
Factory Area: Approximately 3,000 – 4,000 square meters
Certifications: ISO 9001 Quality Management System
Main Services: Plastic Injection Molding, Structural Foam Molding, Gas Assisted Injection Molding, CNC Machining, 3D Printing (SLA/SLS), Rapid Tooling, Vacuum Casting, Sheet Metal Prototyping
Industries Served: Automotive, Consumer Electronics, Household Appliances, Industrial Machinery, Medical Equipment
Business Address: Guangzhou, China
Company Profile:
Guangzhou Haoshun Mold Tech Co., Ltd. has established itself as a versatile player in the Pearl River Delta manufacturing hub since 2010. Unlike standard mold makers, Haoshun offers a hybrid approach that bridges the gap between plastic injection molding and advanced rapid prototyping. Their facility is equipped to handle both low-volume production runs and high-volume manufacturing, offering a diverse range of services that include structural foam injection molding and gas assisted injection molding—specialized processes designed to reduce weight and improve structural integrity in large plastic parts.
For product developers, Haoshun is particularly valuable during the R&D phase. They provide extensive prototyping options such as CNC machining, SLA 3D printing, and vacuum casting, allowing clients to validate designs before committing to hard tooling. This integrated workflow accelerates the time-to-market for new products. Their team focuses on custom mold design using standard molds like HASCO and DME to ensure global compatibility and quality. Whether you need precision enclosures for electronics or durable components for automotive interiors, Haoshun combines technical expertise with the flexibility to handle complex geometries and diverse material requirements, making them a one-stop shop for innovators looking to prototype and produce in Guangzhou.
Business Type: Custom Manufacturer (OEM/ODM), Specialized Mold Maker
Year Founded: 2012
Employees: 100+
Factory Area: >10,000 square meters
Certifications: ISO 9001 Quality Management System
Main Services: Automotive Lamp Mould Manufacturing, Injection Molding, Bi-color (2K) Molding, Rapid Tooling, CNC Machining, Optical Lens Polishing
Industries Served: Automotive Lighting, Consumer Electronics, Optics, Home Appliances
Business Address: No. 238 North Road, Liangtian Industrial Park, Zhongluotan Town, Baiyun District, Guangzhou 510545, China
Company Profile:
Guangzhou Seal Mould Plastic Co., Ltd. stands out in the Guangzhou manufacturing scene not because they do everything, but because they specialize in high-precision automotive lighting. Founded in 2012, the company quickly moved beyond general plastic parts to focus on the technically demanding world of lamp molds and optical components. If your project involves headlamps, tail lights, or complex light guides, their specific expertise in optical lens molding and bi-color injection is a significant asset. They understand that for lighting parts, surface finish and mold temperature control are everything, ensuring your final product has the clarity and durability required by top-tier automotive brands.
Their facility in the Baiyun District spans over 10,000 square meters and houses advanced equipment for mold flow analysis and high-speed CNC machining. This setup allows them to handle the entire lifecycle of a lighting component—from rapid tooling for prototypes to full-scale mass production. They serve as a trusted partner for Fortune 500 companies, offering robust project management that keeps complex tooling builds on schedule. Whether you need a custom reflector or a complex combination lamp housing, Seal Mould combines the capacity of a large-scale factory with the niche focus of a precision optics specialist.
Business Type: Professional OEM Manufacturer, Custom Injection Molding Solutions Provider
Year Founded: 2005
Employees: 200+
Factory Area: 8,000+ square meters
Certifications: ISO 9001:2015, CE, RoHS Compliant
Main Services: Plastic Injection Molding, CNC Machining, Rapid Prototyping, Mold Design & Manufacturing, Assembly & Secondary Operations
Industries Served: Automotive, Medical Devices, Consumer Electronics, Industrial Equipment, Household Appliances
Business Address: No. 3, Fenglian West Road, Baiyun District, Guangzhou, Guangdong, China
Company Profile:
Headquartered in Guangzhou, LK Mould brings over 18 years of experience as a leading plastic injection molding manufacturer. Operating out of an 8,000+ square meter facility, they specialize in high-precision mold making and custom solutions, offering a full suite of services from prototyping to mass production. Their technical expertise covers complex processes like multi-cavity, overmolding, and insert molding, catering to demanding industries such as automotive and medical. Committed to strict ISO 9001:2015 quality control, LK Mould serves as a trusted partner for global OEMs and ODMs looking to balance technical expertise with cost-effective manufacturing in China.
So, there you have it—our deep dive into the top 5 plastic injection mold manufacturers in Guangzhou, each bringing unique strengths to the table. Whether you’re after high-performance engineering plastics, rapid prototyping, or specialized automotive lighting, these players showcase the diversity and expertise that define the city’s manufacturing landscape.
Choosing the right partner here isn’t just about cost; it’s about aligning with a team that understands your material needs, quality standards, and timeline. From OTEM’s niche in advanced polymers to Seal Mould’s precision in automotive lighting, the right fit can make or break your project’s success.
If you’re still searching for a reliable, customer-focused partner to bring your ideas to life, Alpine Mold stands ready to help. With over 20 years of experience in two-shot molding and overmolding, we offer end-to-end solutions—from DFM and rapid prototyping to stable mass production. Contact us today to discover how we can accelerate your product development with precision and quality.
