YJ Welding - High Frequency & Plastic Welding Machines

About YJ Welding

Dongguan Yongjia Machinery Equipment Co., Ltd, established in 2003, is a leading manufacturer of high-frequency and plastic welding equipment in China. With over two decades of innovation and industrial expertise, we deliver reliable, high-performance machinery trusted by clients worldwide.

Our factory in Dongguan City is equipped with advanced production lines and a strict quality control system. We combine scientific management with hands-on engineering to ensure every machine meets international safety and efficiency standards.

20+

Years Experience

50+

Countries Served

Our Products

Explore our full range of high-frequency, ultrasonic, and hot press welding machines designed for precision, durability, and industrial efficiency.

12KW High Frequency Plastic Canvas Welding Machine

Ideal for tarpaulins, tents, and industrial membranes with powerful 12KW output and stable performance.

High Power | Industrial Grade

Infusion Bag Making Machine

Precision welding for medical-grade IV bags with automated sealing and cutting functions.

Medical Use | High Accuracy

Double-head High Frequency Welding Machine

Dual-station design increases productivity for complex PVC and plastic products.

Dual Output | High Efficiency

Automatic PVC Bags Making Machine

Fully automated system for producing PVC bags with high speed and consistent sealing.

Auto Feeding | High Speed

Shoe Upper Hot Press Machine

Used in footwear manufacturing for bonding and shaping shoe uppers with heat and pressure.

Footwear Industry | Precision Molding

High Frequency Welding and Cutting Machine

Simultaneously welds and cuts plastic materials for clean, professional edges.

Weld & Cut | Dual Function

PVC Welcome Door Mat Making Machine

Specialized machine for producing durable, decorative PVC floor mats with embossing.

Embossing | Custom Design

Sliding Table High Frequency Welding Machine

Enhanced stability and accuracy with sliding table for large or heavy materials.

Large Format | Stable Output

View All Products

Why Choose YJ Welding?

We combine innovation, quality, and customer support to deliver industrial welding solutions that last.

Industrial Strength

Robust machines built for 24/7 operation in demanding environments.

Certified Quality

ISO and CE certified manufacturing with strict testing protocols.

Global Support

Serving customers in over 50 countries with fast shipping and service.

Custom Solutions

Tailored machines designed to meet your specific production needs.

Frequently Asked Questions

Find answers to common inquiries about our machines and services.

What materials can be welded using your HF machines?

Our high-frequency machines work with PVC, PU, EVA, PET, and other polar thermoplastics commonly used in medical, automotive, and industrial applications.

Do you offer machine customization?

Yes, we specialize in customized welding equipment. Our engineering team can modify existing models or design new machines based on your production requirements.

What is the delivery time for standard machines?

Standard machines are typically shipped within 15–20 working days after order confirmation. Custom machines may take 30–45 days depending on complexity.

Do you provide installation and training?

Yes, we offer remote video guidance for setup and operation. On-site training can be arranged for an additional fee depending on location.

China Quality Suppliers fobcompany.info

Notice for Buyers: If you are a buyer, the above information is generated by AI collection and does not constitute any advice. If necessary, please visit the corresponding official website.

For Domain Owners: If you are the domain owner and do not want to be included by fobcompany.info, please contact [email protected] via your corporate email to cancel. We will cancel your inclusion within 3 business days.

如果您是域名所有者不想被fobcompany.info收录请用企业邮箱联系[email protected] 取消收录我们将在3个工作日取消您的收录

Service Request: If you are other domain and want to be included, please contact [email protected]

如果您是其他域名合作也请联系[email protected]

Precision High Frequency & Plastic Welding Machines