Custom Plastic Injection Mold Manufacturer Since 1999

At Sino-Tech, we specialize in delivering top-tier solutions for mold prototyping, production, and injection molding across a diverse array of industries. From automotive to medical devices, consumer goods to electronics, and even die casting and various industrial sectors, our expertise ensures exceptional quality and precision for all your manufacturing needs.

Our Creative Molding

Sino-mold Provide Rapid Prototyping and Mass Production services for a wide range of industries, including  medical devices, consumer products, automotive parts, and more.

Plastic Injection Molding

Precision-crafted plastic components for diverse applications, ensuring durability and cost-effectiveness.

Liquid Silicon Molding

Specialized molding for intricate silicone products, offering flexibility and durability for various applications.

Overmolding & Insert Molding

 Seamlessly integrated components for enhanced functionality and durability in complex assemblies.

Our Capabilities

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Unique Mold Produced

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Qualified Material Supplier

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Company Served

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Countries Exported

How Does Sino-Mold Work ?

Our experienced, English-speaking engineers collaborate closely with you to design, prototype, and perfect your custom molds, ensuring precision and quality every step of the way.

01 Get Your Request

Discuss your ideas with our experienced sales and engineers and receive sketches of your plans.

02 Prototyping

After confirming the 3D model, some complex products will undergo prototyping to verify assembly and function.

03 3D Modeling

At this stage,our product engineers will create a 3D model design based on your ideas.

04 Mold Design

Following prototype confirmation, our mold engineers will create a DFM report, conduct Mold Flow analysis, and design the mold.

08 Mold Assembly

Some products require assembly and packaging services according to customer requirements.

07 Post-Processing

After mass production, post-processing will be conducted including logo printing, painting, plating, laser engraving, ultrasonic welding, etc.

06 Sample Testing

After injection mold making finished, we will send the test samples to customer for comfirmation, and then start the mass production

05 Injection Mold Making

After mass production, post-processing will be conducted including logo printing, painting, plating, laser engraving, ultrasonic welding, etc.

Why Choose Sino Mold ?

As an ISO-certified company, we implement this standard across our production line to ensure quality control. With our rapid prototyping and batch production capabilities, we consistently meet our customers’ demands for enhanced accuracy and precision. Our state-of-the-art factories are equipped with advanced production and measurement equipment, guaranteeing that each mold is tailored to your specific requirements.

25 Year Experience

Benefit from our 20+ years of experience, ensuring reliable, high-quality production with advanced equipment and a skilled professional team.


ISO 9001:2015 Certified

Our operations are ISO 9001:2015 and ISO 14001 certified, demonstrating our commitment to quality management and environmental responsibility in all our processes.

One-Stop Solutions

Streamline your product journey with our one-stop solution, integrating design to production for seamless project management, cost-efficiency, and faster turnaround under one roof.

Dedicated Team

Work with our skilled, English-certified engineers and workers who ensure clear communication and expert guidance throughout the manufacturing process.

Lightning Fast Delivery

Rely on our commitment to lightning-fast delivery between 7-10 days, ensuring that your urgent and planned needs are met efficiently.

24hx 7 Engineer Support

Round-the-clock assistance with our 24×7 engineer support, ensuring immediate expert help for any issues or inquiries to keep your operations running smoothly.

Our Applications

Sino-mold ensures top-notch quality across all production scales, from low-volume prototyping to large-scale manufacturing. Whether it’s high-precision aerospace assembly or producing parts for automotive and consumer goods, we employ a diverse range of materials and advanced manufacturing techniques to cater to the unique requirements of various industries.

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Stcnc Machining are fully equipped to meet the high-volume part production needs of automotive enterprises.

We pride ourselves on our fast delivery, being able to fulfill orders in as little as five days. Simultaneously, our products exhibit exceptional precision, with an accuracy up to 0.005mm, ensuring your components are manufactured to the highest standards.Read More

Medical Devices
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Medical Devices

We prioritize precision, quality, and reliability. Our state-of-the-art equipment and experienced team ensure repeatability and adherence to your specifications. 

We are ISO 13485 certified, meeting the stringent quality standards required in the medical device industry. Our commitment to timely delivery and competitive pricing sets us apart, making us your trusted partner for all CNC machining requirements.”Read More

Electric & Electrical

Electric & Electrical

Our CNC machining services deliver exceptional precision, ensuring flawless performance of your instruments. We handle delicate materials with utmost care and manufacture complex geometries with ease. 

Whether it’s large-scale production or small custom batches, we offer cost-effective solutions with swift lead times. Our robust quality assurance process guarantees consistent adherence to specifications. Stay at the forefront of optical technology with our commitment to innovation and adaptability.Read More

Consumer Goods
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Consumer Goods

Meeting the distinctive needs of the 3C electronics industry, our CNC machining services deliver superior precision and consistent quality, even for miniaturized components. We expertly handle a variety of materials, adapting to your specific product needs. 

We offer rapid prototyping and high-volume manufacturing capabilities to keep pace with the fast-changing 3C market. Despite our high standards, we provide cost-effective solutions to support your budget needs. Further, our commitment to environmentally-friendly practices ensures compliance with stringent environmental regulations, offering you a competitive advantage.Read More

Industrial & Automation
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Stcnc understand the challenges faced by the aerospace industry. Our CNC services deliver unparalleled precision and quality, meeting strict tolerances up to 0.005mm. Our ISO 9001:2005-certified quality management ensures regulatory compliance and long-term reliability.

We source and work with industry-specific materials to endure extreme conditions. We’re prepared to handle complex supply chains, promising lead times as short as five days. Despite these high standards, we maintain cost-effectiveness to support your budget needs. Stay ahead with our commitment to technological advancement in aerospace manufacturing.Read More


Here are some cases that show how we help our customers fulfill their orders and make them happy with our products.

Our Blogs

Explore the latest industry trends and take inspiration from our updated blogs, giving you fresh insight to help Expand your Market.