Over 20 years OEM factory

we are your trusted partner for precision-engineered solutions. Our seasoned team brings unparalleled experience in material selection, production optimization, and quality assurance. We transform concepts into high-quality products with rigorous quality control and reliable delivery. Partner with us to leverage our extensive industry knowledge and technical excellence for your manufacturing needs. Contact us today to discuss how our two decades of experience can bring your projects to life with efficiency and confidence.

From concept to mass production

Experience seamless product development with our comprehensive one-stop solutions. We guide your vision from initial design and engineering through prototyping to full-scale mass production. Our integrated approach eliminates communication gaps, accelerates timelines, and maintains consistent quality throughout every stage. With dedicated project management and rigorous quality control, we ensure your product reaches market faster while optimizing costs. Trust our expertise to transform your ideas into high-quality, market-ready products. Let's build something extraordinary together - contact us today to begin your manufacturing journey with a partner who truly understands end-to-end excellence.

Over 20 years OEM factory

End-to-End Product Development Expertise

Samgo provides a seamless, integrated service from initial concept to mass production. We manage the entire product lifecycle, including design engineering, prototyping, material selection, tooling manufacture, injection molding, and final assembly. This holistic approach eliminates communication barriers between different vendors, significantly accelerates time-to-market, and ensures design integrity is maintained at every stage, resulting in a higher quality product and a smoother experience for our clients.

Uncompromising Commitment to Quality and Precision

At Samgo, quality is embedded in every step of our operation. We implement rigorous quality control protocols, including Statistical Process Control (SPC) and first-article inspections, to monitor production in real-time. Our advanced metrology equipment ensures that every part meets exact dimensional specifications and cosmetic standards. This meticulous attention to detail minimizes defects, reduces waste, and guarantees that the final delivered products are reliable, durable, and built to the highest level of precision.

Proven Track Record with 1000+ Successful Projects

With a rich portfolio of over 1000 completed injection molding projects, Samgo possesses a depth of practical experience that is invaluable to our clients. This vast exposure means we have likely already encountered and solved challenges similar to yours. We leverage this extensive knowledge base to anticipate potential issues, recommend optimal design choices, and implement the most efficient manufacturing strategies from the outset. Partnering with us means you benefit from a wealth of proven solutions, reducing your project's risk and ensuring a smoother path to success.

24/7 Responsive Communication and Project Support

We understand that innovation doesn't keep standard business hours. That's why Samgo is committed to providing 24/7 communication and support for all our clients. Whether you have an urgent query, need a project update, or face a time-sensitive challenge, our team is always accessible to respond and take immediate action. This around-the-clock dedication ensures that your project maintains momentum across different time zones, potential issues are resolved swiftly without delay, and you have complete peace of mind knowing we are always here for you.

Products

Custom Outdoor Table Accessory Injection Mold

1. Custom Mold Design for Outdoor Furniture Components Our custom outdoor table accessory mold is engineered to produce a wide range of furniture parts, including leg caps, connectors, foot pads, brackets, and decorative covers. Advanced design and mold flow analysis help ensure precise dimensions, smooth material flow, and consistent product quality throughout production. 2. Compatible with Weather-Resistant Materials The mold is suitable for processing outdoor-grade materials such as ASA, PP, HDPE, ABS, and reinforced engineering plastics. These materials provide excellent UV resistance, impact strength, and long-term durability, making them ideal for outdoor furniture applications exposed to sunlight, moisture, and changing weather conditions. 3. High Efficiency and Long Mold Service Life Manufactured from premium mold steel and equipped with an optimized cooling system, the mold delivers stable molding performance, reduced cycle times, and improved production efficiency. Precision machining and strict quality control ensure excellent durability, low maintenance requirements, and reliable operation during high-volume manufacturing.

Custom ASA Outdoor Product Injection Mold

1. Designed for ASA Outdoor Applications Our custom ASA outdoor product mold is engineered to process weather-resistant ASA materials with excellent precision. Optimized mold structure and material flow design help produce components with outstanding UV resistance, color stability, and long-term outdoor durability, making them suitable for demanding environmental conditions. 2. Superior Surface Finish and Dimensional Accuracy The mold is manufactured using advanced CNC machining and precision inspection equipment to ensure accurate cavity dimensions and consistent product quality. It supports various surface finishes, including polished, textured, and matte surfaces, helping outdoor products achieve an attractive and professional appearance. 3. Efficient Production and Long Mold Life Built with premium mold steel and an optimized cooling system, the mold delivers stable molding performance, shorter cycle times, and improved production efficiency. High wear resistance and strict quality control throughout manufacturing ensure a long service life, reliable operation, and consistent output during high-volume production.

China factory Custom Trash Bin Injection Mold

1. Robust Mold Design for Large Plastic Parts Our custom trash bin mold is engineered to produce durable and high-strength waste containers with excellent dimensional stability. Optimized cavity structure, runner layout, and cooling design help ensure uniform material flow, reduced deformation, and reliable molding performance throughout mass production. 2. High Efficiency and Consistent Quality The mold features an advanced cooling system and precision machining technology to shorten cycle times and improve production efficiency. Accurate cavity dimensions and stable processing conditions help deliver consistent part quality, smooth surfaces, and excellent structural integrity in every production run. 3. Durable Construction and Long Service Life Manufactured from premium mold steel and processed under strict quality control standards, the mold offers outstanding wear resistance and long-term durability. Comprehensive mold testing before delivery ensures dependable operation, reduced maintenance requirements, and stable production of household, commercial, and industrial trash bins.

China factory Custom Medical Housing Injection Mold

1. High-Precision Medical Mold Engineering Our custom medical housing mold is developed with advanced CAD design and mold flow analysis to achieve excellent dimensional accuracy and molding consistency. Optimized gate, runner, and cooling systems help ensure stable production while meeting the strict quality requirements of medical device components. 2. Superior Surface Quality and Clean Production The mold is manufactured with high-quality steel and precision machining technology to deliver smooth surfaces and outstanding part appearance. Polished or textured cavity finishes can be customized according to product requirements, supporting medical housings that require a clean, professional, and reliable appearance. 3. Durable Construction and Reliable Performance Built with premium mold materials and strict quality control processes, the mold provides excellent wear resistance and long service life. Comprehensive mold testing before delivery ensures stable operation, consistent product quality, and efficient mass production for a wide range of medical housing applications.

Custom Flame-Retardant Housing Injection Mold

1. Precision Mold Design Our custom flame-retardant housing mold is engineered with advanced CAD and mold flow analysis to ensure optimal material distribution, dimensional accuracy, and stable molding performance. The well-designed runner, gate, and cooling systems help reduce defects while improving production efficiency. 2. Compatible with Flame-Retardant Engineering Plastics The mold is suitable for processing a wide range of flame-retardant materials, including FR-ABS, FR-PC/ABS, PC, PA, and PBT. It supports the production of durable housings with excellent fire resistance, mechanical strength, and electrical insulation properties required by various industries. 3. Long Service Life and Consistent Quality Manufactured from high-quality mold steel and processed with precision machining equipment, the mold offers outstanding durability and wear resistance. Strict quality control and mold testing ensure stable production, consistent part quality, and reliable performance throughout high-volume manufacturing cycles.

Custom Plastic Gear Injection Molds

1.High-Precision Gear Tooth Geometry Our custom injection molds for plastic gears are engineered with ultra-tight tolerances (±0.05mm) to ensure accurate tooth profiles, pitch circles, and pressure angles. Advanced wire EDM and gear hobbing techniques produce cavity inserts that replicate AGMA/ISO gear standards, delivering smooth meshing and consistent torque transmission. 2.Design Integration for Gear Performance We mold in hubs, reinforcing ribs, bearing surfaces, and anti-backlash features directly into the gear. Multi-cavity configurations (2 to 16 cavities) enable high-volume production of spur, helical, bevel, and worm gears for automotive, robotics, and consumer electronics applications. 3.Durable & Reliable Production Built from hardened tool steel (P20, H13, or D2), our molds deliver 500,000 to 1,000,000+ cycles with minimal wear on gear teeth. Optimized runner and gate placement ensures even cavity filling, reducing stress and distortion for long-running gear molding projects.

Custom Injection Moulds for Plastic Wheels

1.Precision & Dimensional Accuracy Our custom injection moulds for plastic wheels are engineered to tight tolerances (±0.02mm), ensuring perfect concentricity, balanced rotation, and smooth rolling performance. Advanced cooling and balanced runner systems minimize warpage and shrinkage, delivering consistent roundness and axle hole alignment batch after batch. 2.Design Integration for Wheel Features We mould in bearings, reinforcing ribs, tread patterns, and snap-fit hubcaps directly into the wheel. Multi-cavity configurations (2 to 16 cavities) enable high-volume production of wheels for casters, trolleys, toys, furniture, and industrial equipment. 3.Durable & Cost-Effective Production Built from P20, H13, or stainless steel, our moulds deliver 500,000 to 1,000,000+ cycles with minimal maintenance. Optimized runner systems reduce material waste, while fast cycle times lower your per-part cost for long-running wheel moulding projects.

Custom Injection Moulds for Electrical Shells

1.Precision Dimensional Control Our custom injection moulds for electrical shells are engineered to tight tolerances (±0.02mm), ensuring perfect alignment for PCB mounting, connector ports, and screw bosses. Advanced cooling and balanced runner systems minimize warpage and shrinkage, delivering consistent, flat shells for sensitive electronic components. 2.Integrated Design Features We mould in mounting posts, snap-fits, EMI shielding grooves, ventilation slots, and cable management clips directly into the shell. Multi-cavity configurations (2 to 16 cavities) enable high-volume production of enclosures for power supplies, control units, sensors, and consumer electronics. 3.Durable & Cost-Effective Built from P20, H13, or stainless steel, our moulds deliver 500,000 to 1,000,000+ cycles with minimal maintenance. Optimized runner systems (cold or hot) reduce material waste, while fast cycle times lower your per-part cost for long-running electrical shell projects.

Samgo Custom Polyoxymethylene POM Injection Moulding

1.Outstanding Mechanical Performance High strength, stiffness, and exceptional fatigue resistance enable POM parts to withstand millions of load cycles, making them ideal for demanding mechanical applications. 2.Natural Lubricity Self-lubricating properties (coefficient of friction 0.2-0.35) eliminate external lubricants, reducing wear and maintenance in moving components like gears and bearings. 3.Exceptional Dimensional Stability Low moisture absorption and predictable shrinkage ensure consistent tolerances across varying environmental conditions, critical for precision assemblies. 4.Broad Chemical & Temperature Resistance Excellent resistance to fuels, solvents, and automotive fluids combined with reliable performance from -40°C to 100°C enables use in harsh environments.

Chinese factory custom TPU/TPE Overmolding Parts

1.Enhanced User Experience: Provides superior soft-touch grip, improved ergonomics, and vibration dampening for increased comfort and usability. 2.Permanent & Reliable Bonding: Creates a strong, molecular-level bond between the soft overmold and rigid substrate without adhesives or mechanical fasteners. 3.Integrated Multi-Functionality: Combines structural rigidity with flexible features like seals, gaskets, bumpers, and non-slip surfaces in a single part. 4.Excellent Durability & Protection: Offers outstanding abrasion, tear, and chemical resistance, protecting components from impact and wear. 5.Design Freedom & Aesthetics: Enables complex geometries, multi-material/color designs, and premium finishes for greater product differentiation. 6.Process Efficiency: Two-shot molding consolidates multiple manufacturing steps into one automated cycle, reducing assembly and cost.

Shanghai Samgo Industry Co.,Ltd

Our company is a professional manufacturer and supplier of OEM service especially for outdoor products. We are committed to providing high-quality molds to enhance your adventures.Our product range includes product design, prototype, molds and injection molding. We use advanced technology and durable materials to ensure our products can withstand various conditions. With a team of experienced designers and technicians, we focus on innovation and functionality. Our products are not only practicalbut also stylish, meeting the diverse needs of outdoor enthusiasts. We have a strict quality control system in place to guarantee that every item leaving our factory meets international standards. Our products have been sold to America, England, Austrulia,New Zealand, Spain etc over 10 countries, winning the trust and praise of our customers.

Shanghai Samgo Industry Co.,Ltd

40px

80px

2005

10000+m²

100+

On time

Service Advantages, Shelf Life / Warranty Period , After-Sales Service
1. Extensive Experience & Proven Expertise We bring years of industry-specific knowledge to every project. Our deep understanding of market trends and technical challenges allows us to deliver reliable and effective solutions from day one. 2. Rapid & Responsive Communication We prioritize clear and efficient communication. Our team is committed to providing prompt feedback and regular updates, ensuring projects stay on track and aligned with your vision throughout the entire process. 3. Comprehensive Product Design Support Beyond simple execution, we partner with you in the creative process. Our team offers end-to-end product design services, from initial concept development to detailed prototyping, helping transform your ideas into market-ready products. 4. Client-Centric & Collaborative Partnership We believe in building true partnerships. By working closely with you and integrating your feedback at every stage, we ensure the final outcome not only meets but exceeds your expectations and business goals. 5. Commitment to Quality & Timely Delivery Our focus on rigorous quality control, combined with efficient project management, guarantees that we deliver superior results on time, every time, providing you with exceptional value and peace of mind.
More
Cutting-Edge Processes
Equipped with advanced machinery, including high-speed machining centers, EDM (electrical discharge machines), and wire-cutting machines.Ensures high precision and quality of molds.
More
Competitive Pricing & Flexible MOQ
ost-Effective Method: Leveraging large-scale production and refined management. Outcome: We offer highly competitive prices while maintaining guaranteed quality.
More
Extensive Export Experience & Multilingual Service
Our molds are exported to dozens of countries and regions, including Europe, America, Southeast Asia, and the Middle East.
More

News

Splitting the Core & Cavity: How Parting Defines Precision in Injection Molding

Injection Molding for Outdoor Gear: Engineering for Extreme Environments

Mastering the Art of Precision: A Comprehensive Guide to Injection Molding Defects and Their Remedies

The Structure and Systems of Injection Molds: A Comprehensive Guide

05-19

-2026

Splitting the Core & Cavity: How Parting Defines Precision in Injection Molding

In the hidden world of injection molding — where plastic granules transform into smartphone cases, car dashboards, and medical syringes — one decision determines success or failure before the first shot is fired: the parting line. The way a mold is split into two halves (core and cavity) affects product aesthetics, structural integrity, cycle time, and cost. Yet for many non‑specialists, “how to part a mold” remains a mystery. This article explains the principles, methods, and trade‑offs of mold parting — and why it deserves as much attention as the molding machine itself.

04-10

-2026

Injection Molding for Outdoor Gear: Engineering for Extreme Environments

Every time you step into the wilderness, you rely on dozens of plastic parts you never see. The buckle that secures your backpack strap, the hinge on your cooler lid, the grip of your trekking pole, the lens housing of your headlamp – most are produced by one manufacturing process: injection molding. This article explains why injection molding is the backbone of the outdoor equipment industry, what materials survive harsh environments, how to design durable parts, and where the technology is heading. It is written for product designers, engineering students, and outdoor brand managers who want to understand the “how” and “why” behind the gear they use.

03-09

-2026

Mastering the Art of Precision: A Comprehensive Guide to Injection Molding Defects and Their Remedies

In the landscape of modern manufacturing, injection molding stands as a colossus, responsible for producing an astonishing array of plastic components that define our daily lives. From the intricate housings of medical devices to durable automotive interiors and consumer electronics, the process is revered for its speed, repeatability, and ability to create complex geometries. However, beneath the surface of this high-efficiency process lies a complex interplay of physics, material science, and engineering precision. When these elements fall out of balance, defects emerge—compromising aesthetics, structural integrity, and driving up costs through scrap and rework. For manufacturers striving for zero-defect production, understanding the "why" behind these imperfections is not just a technical necessity but a competitive advantage. This in-depth report explores the most pervasive injection molding defects, their root causes, and the advanced strategies—from design optimization to Industry 4.0 process control—that are shaping the future of flawless part production.

02-05

-2026

The Structure and Systems of Injection Molds: A Comprehensive Guide

Injection molding is one of the most widely used manufacturing processes for producing plastic parts, from simple household items to complex automotive components. At the heart of this process lies the injection mold—a precision tool that dictates the quality, consistency, and efficiency of production. This article explores the intricate structure and sophisticated systems of injection molds, providing a detailed overview of their design, functionality, and operation.

Outdoor Supplies
lastic molds play a vital role in manufacturing a wide range of outdoor supplies, such as camping tables and chairs, folding furniture, picnic coolers, storage boxes, outdoor lighting housings, and toolboxes. Through processes like injection molding and rotational molding, these products can be efficiently and precisely formed.
More
Medical Devices
Plastic molds are used to manufacture disposable syringes, infusion sets, medicine bottles, test kit housings, medical device housings, etc. These applications have extremely high requirements for precision, cleanliness, and safety.
More
household appliances
In the fields of electronics, electrical appliances, and communications, plastic molds are commonly used to manufacture mobile phone and computer housings, keyboard keys, TV panels, sockets, connectors, insulating parts, and more.
More
Water Sports Equipment
Plastic molds play a key role in manufacturing various water sports equipment, such as kayaks, stand-up paddleboards, small assault boats, pontoon platforms, water toys, and life-saving gear. Through processes like injection molding and rotational molding, these products can be formed with high precision and efficiency.
More

Case

Customized Trekking Pole

Samgo has the trekking pole project, offering a wide range of choices for outdoor enthusiasts. Our trekking poles are made from high - quality materials to ensure durability and reliability.

Outdoor camping storage box

The ultimate all-in-one solution for your camping and outdoor storage needs. This heavy-duty storage box is designed not only to keep your gear neatly organized and protected from the elements but also to function as a portable seat and a stable side table.

The 3D Design service of Outdoor Portable Power Station

New innovation solar panel LED light for camping

New camping light design: Incorporates solar panels for rapid charging. Suitable for various scenarios.