How Does the Heat Sink Work?
Heat builds fast inside modern devices. When that heat stays trapped, performance drops, parts age early, and sudden failure becomes a real risk. A heat sink works by pulling heat away from a hot
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Our Products
Yongxing manufactures a full range of custom aluminum and copper heat sinks, from standard extrusions to high-performance thermal solutions for demanding applications.
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Why Choose Yongxing?
Yongxing is a trusted heat sink manufacturer providing stable quality, engineering support, and reliable production for global OEM customers.
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15+ Years Heat Sink Manufacturing Experience
With over 15 years of experience, Yongxing focuses exclusively on aluminum and copper heat sinks, delivering consistent thermal performance from prototype to mass production.
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Custom Design & Engineering Support
We support custom heat sink design based on your power, space, and application requirements, including thermal analysis, material selection, and structure optimization.
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Certified Quality & Process Control
Our production follows ISO9001, IATF16949, and EN standards, ensuring stable quality, traceability, and reliable performance in every batch.
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Reliable Delivery & Long-Term Partnership
From fast prototyping to stable mass production, Yongxing provides clear communication, on-time delivery, and long-term support for global customers.
Yongxing Your Reliable Heat Sink Manufacturer
Yongxing is a professional manufacturer specializing in custom aluminum and copper heat sinks. With 15+ years of experience, we deliver stable quality from prototyping to mass production.
Our heat sinks are widely used in new energy, rail transit, 5G, medical, and industrial applications,supporting global OEM customers with reliable performance and on-time delivery.
- Trusted by Global OEM Customers
- 15+ Years Manufacturing Experience
- Global Markets Covered
Case Studies
Proven heat sink solutions for real-world applications across industries.
Frequently Asked Questions
Find clear answers about certifications, lead time, customization, and OEM support.
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What certifications do your products have?
Our heat sink products are manufactured under ISO9001 and IATF16949 quality systems. We also support EN15085, ISO14001, and other standards depending on application requirements.
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What is your delivery time and shipping method?
Sample lead time is typically 7–14 days, depending on design complexity. Mass production lead time is stable and confirmed per project. We support shipping by DHL, FedEx, air freight, and sea freight worldwide.
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Do you offer custom manufacturing?
Yes. Yongxing specializes in custom aluminum and copper heat sinks. We support OEM / ODM projects, including design optimization, prototyping, and mass production.
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What payment methods do you accept?
We accept T/T (Telegraph Transfer), L/C (Letter of Credit), PayPal, Western Union, and Alibaba Trade Assurance. For large orders, we offer flexible payment terms like 30% deposit and 70% before shipment.
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What after-sales service do you provide?
We provide technical support, quality tracking, and responsive after-sales service. Any quality or performance issues will be handled promptly by our engineering team.
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What is your MOQ and price range?
MOQ depends on the product type and manufacturing process. Pricing is based on material, structure, quantity, and surface treatment. Please contact us with your requirements for an accurate quotation.
Latest News From Blog
Industry insights on heat sink manufacturing, pricing, lead time, and OEM solutions.
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What Is the Purpose of a Heat Sink?
Modern electronics keep getting smaller, yet power keeps rising. Heat builds quickly inside devices. Without control, components fail early. Many engineers face this challenge every day. A heat sink
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What Does a Heat Sink Look Like?
Electronic devices keep getting smaller and more powerful. Heat builds fast. Many engineers see overheating problems but still wonder what a heat sink really looks like. A heat sink usually looks
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Where Is Heat Sink in Computer?
Computers often overheat when users do not understand how cooling parts work. Many people open a PC case and see metal blocks but feel confused about what they are. A heat sink in a computer is a
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