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Advanced Semiconductor
Materials for the Future

Cowin Semiconductor Materials (Ningbo) Co., Ltd. is a leading innovator in high-purity metals and sputtering target materials, serving global industries in semiconductor chip manufacturing, OLED displays, thin-film solar energy, aerospace, and advanced research.

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100K+

Enterprises Trust Our Materials

55M+

Customer Leads Generated

16M+

New Media Channels Connected

About Cowin Semicon

Located in Ningbo, Zhejiang Province, China, Cowin Semiconductor Materials (Ningbo) Co., Ltd. is dedicated to the research, development, production, and sales of high-purity metals and sputtering target materials. Our products are essential in semiconductor chip manufacturing, OLED display technology, thin-film solar energy, nuclear applications, aerospace engineering, and scientific research.

We have established a vertically integrated production system and independently mastered core technologies in metal purification, alloy melting, and high-end target manufacturing. Our solutions are trusted by global industry leaders who rely on our precision, consistency, and innovation.

Our Mission

“乐”分享、"通"数据、"达"客户 — Share with joy, connect data, reach customers. We make business simple through advanced materials and digital integration.

Cowin Semicon Facility

Core Technologies

Our vertically integrated manufacturing process ensures the highest standards in purity, structural integrity, and performance consistency.

Metal Purification

Advanced refining techniques to achieve ultra-high purity levels (up to 99.9999%) for critical semiconductor applications.

Alloy Melting

Precise control over alloy composition and microstructure ensures optimal performance in sputtering and deposition processes.

Target Manufacturing

State-of-the-art fabrication of sputtering targets with tight dimensional tolerances and superior bonding integrity.

Our Products

High-performance materials engineered for precision, reliability, and scalability across advanced industries.

High-Purity Metals

High-Purity Metals

Ultra-pure metals (6N to 7N) including copper, aluminum, titanium, tantalum, and tungsten for semiconductor and research applications.

Sputtering Targets

Sputtering Targets

Customizable sputtering targets in various shapes and sizes, including rotary and planar types, for PVD processes.

Alloy Ingots

Alloying Ingots

Precision-melted alloy ingots with controlled composition for uniform deposition and enhanced film properties.

Evaporation Materials

Evaporation Materials

High-density evaporation pellets, wires, and boats for thermal and e-beam evaporation systems.

OEM Services

OEM Services

End-to-end OEM solutions including design, prototyping, and mass production of custom target assemblies.

BP & Spare Parts

BP & Spare Parts

Backing plates, target bonds, and replacement components compatible with major sputtering equipment brands.

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ITO Targets

Indium Tin Oxide (ITO) sputtering targets for transparent conductive films in displays and touch panels.

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Compound Targets

Ceramic and intermetallic compound targets such as TiN, TaN, SiO₂, and Al₂O₃ for specialized coating applications.

Trusted by Global Leaders

Our materials power innovation across industries worldwide.

500+

Global Customers

30+

Countries Served

15+

Years of Expertise

Frequently Asked Questions

What are sputtering targets used for?

Sputtering targets are used in physical vapor deposition (PVD) to create thin films on substrates for semiconductors, displays, solar cells, and optical coatings.

What purity levels do you offer?

We offer metals with purity levels from 99.99% (4N) up to 99.9999% (6N), depending on application requirements.

Do you provide custom OEM services?

Yes, we offer full OEM services including custom alloy formulation, target design, bonding, and packaging.

Which industries do you serve?

We serve semiconductor manufacturing, OLED display production, thin-film photovoltaics, aerospace, nuclear technology, and academic research institutions.

Get in Touch

Reach out for product inquiries, technical support, or partnership opportunities.

Contact Information

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