Our Factory
Since 2003, Dongguan Yongjia Machinery has been a leading force in the design and manufacturing of high-frequency welding machines.
Operating from a modern facility covering 5000 square meters, 100 dedicated employees includes a core R&D engineering team of 20 experts. Together with our professional sales team, we drive innovation and provide world-class support to a global clientele. Our commitment to excellence has resulted in an annual sales turnover exceeding USD 10 million, solidifying our strong market presence worldwide.
Development History
Founded in 2003, Yongjia Machinery has upheld the philosophy of "Best Quality, Best Service" while specializing in high-frequency equipment for over 20 years. It has grown from a regional manufacturer of a single product category into an industry benchmark.
1. Foundation Period (2003-2010)
Starting with R&D and production of standard high-frequency equipment, it adopted internationally renowned electronic components to deliver easy-to-operate, stable-performance products. Entering the footwear/apparel processing and plastic packaging sectors, it opened up regional markets with reliable quality and practical services, laying technical and customer foundations.
2. Expansion & Upgrade Period (2011-2018)
It expanded its product line to include PVC inflatable product heat-sealing equipment, and developed specialized high-frequency machines for medical supplies-achieving a leap from basic processing to medical-grade precision equipment. It also established a custom service system to design exclusive molds on demand, extending its market influence from Guangdong to the whole of China.
3. Industry Leadership Period (2019-Present)
It has become one of China's professional, leading-scale high-frequency equipment manufacturers. Continuously deepening technological innovation to enhance equipment stability and efficiency, its products cover footwear, packaging, inflatables, medical supplies and more. With a mature R&D, production and service system, it provides end-to-end support, serving as long-term partners for enterprises and empowering industrial production upgrades.
4. In the future
Yongjia Machinery will continue to focus on industry needs, innovate continuously, and help more enterprises achieve efficient production.
Our Product
1. Fully AuTomatic Sliding Table Fusing Machine
2. HF single/double head welding machine
3. PVC Bag Plastic Bag Making Machine
4. Medical Bag Production Line Machine
5. Blister Packaging Machine
6. Hot Press Machine
7. Tent/Tarpaulin/Canvas High Frequency Welding
Top-selling Products
Semi-Automatic PVC urine Bag High-Frequency Welding Machine
Automatic HF Drainage Bag Making Machine
Left-Right Shuttle Sliding Table HF Welding Machine
Blister Packing Machine
PVC HF Bag Making Machine
Double-Head HF Welding Machine
C-Type HF Welding Machine
Stack Type HF Welding Machine
Sponge Heat Press Forming Machine
Blister packaging / medical supplies / automobile / clothing/outdoor sports and other industries.
Our Certificate
Production Equipment
CNC Punch Press,Laser Cutting Machine,Grinding & Polishing Machine
production workshop
production process
Drawing design
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Frame welding
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Line connection
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Machine assembly
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Machine debugging
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Wooden crate packaging
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Production Market
Our high-frequency machines and supporting equipment boast steady sales growth across domestic and international markets, driven by quality, technology, and localized services.
Domestically, we cover key industrial hubs: East China (Shanghai, Jiangsu, Zhejiang) leads in plastic packaging/metal heat treatment, contributing 35% of domestic revenue via 200+ enterprise partnerships; South China (Guangdong, Fujian) serves electronics/medical sectors (e.g., blood bag sealing equipment) with 28% YoY sales growth in 2025; Central/Western China (Sichuan, Hubei) adds 18% via industrial park collaborations.
Internationally, our high-frequency machines and supporting equipment have established a strong presence in over 30 countries and regions, with international sales consistently exceeding 60% year-round, making us the preferred partner of many global manufacturers.
In Southeast Asia, thanks to our precise adaptation to tropical working conditions and rapid after-sales response, our equipment has captured nearly 35% of the local market share in plastic welding and metal heat treatment, with annual sales growing at a rate of 45%.
In Europe, our customized high-frequency induction equipment, certified with both CE and EMC certifications, has become a powerful tool for efficiency among precision engineering companies in Germany and Italy, with a 90% repurchase rate among our partners. In North America, our high-frequency edge-sealing equipment for medical consumables (such as blood and urine bags) has entered the supply chains of many leading medical companies, with market penetration increasing year by year.(
Customer Support: Our Service Promise
At Yongjia Machinery, our partnership with you extends far beyond a single sale. We are committed to providing comprehensive support at every stage of your journey.
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Pre-Sales: Expert Consultation
Application Analysis: Our technical experts work with you to analyze your production needs and recommend the optimal machine solution.
Solution Proposals: We provide detailed equipment proposals and layouts to ensure a perfect fit for your factory.
Sample Testing: Send us your materials. We can run tests in our lab and provide a performance report.
02
During Sales: Seamless Process
Professional Documentation: We provide clear technical specifications, manuals, and commercial invoices.
Overseas Logistics Support: We expertly handle export procedures and can assist in arranging sea or air freight to your destination.
Clear Communication: You will have a dedicated point of contact for smooth order tracking and updates.
03
After-Sales: Reliable Support
Installation & Commissioning: We offer on-site installation, machine commissioning, and operator training by our skilled engineers (subject to service agreement). Remote Technical Support: Get immediate help for operational issues via phone, email, or video call. Comprehensive Warranty: All our machines are backed by a standard warranty covering parts and workmanship. Readily Available Spare Parts: We maintain a complete inventory of genuine spare parts to minimize your machine downtime.
Your Success is Our Goal.
Packaging And Shipping
