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SPM-LONGSUN is leading the overall situation with a global vision, open mind and innovative spirit, keeping the development strategy of professionalism, branding, internationalization, and continues to promote integrity, dedication and innovation entrepreneurial spirit, focusing on building the industry competitiveness and international influence of SPM-LONGSUN brand.
Technology R&D
SPM-LONGSUN has set up an enterprise technology center in Shanghai, bringing together a group of well-known electrical alloy and composite strip experts at home and a broad, relying on the National key laboratory platform of Precious Metals Group, academician workstation, and nearly 100 doctoral R & D team, committed to the development of high-performance, high-quality new generation of electrical contact materials.
01
Quality Control
From raw materials to a wide variety of silver alloy electrical contacts, contact materials ,composite materials and components, we have the integrated production capacity. And SPC. FMEA and other statistical analysis tools are used to control the key quality points to ensure the quality stability of our products.
02
. About Your Company
Longsun Group, founded in 1986.
It brings nearly 40 years of experience in precious metal processing.
In 2018, Longsun Joined Sino-platinum Metals Co., Ltd. (Stock Code: 600459).
It is a high-tech leader in Electrical Contact, Rivet and Clad Metal, driving innovation through integrating R&D, production, and sales...
Since 1986
. Frequently asked questions
To get the questions you have questions about
What are the core application areas of laminated metal materials?
Mainly used in high and low voltage electrical appliances, automotive electronics, semiconductors, home appliances and communication equipment, meeting the needs of conductivity, corrosion resistance, high reliability, etc.
How to ensure the stability of electrical contact materials?
Through precision processes (such as cold heading, welding), automated testing and international standard certification (such as RoHS), key indicators such as conductivity and wear resistance are guaranteed.
How do high-end material companies achieve technological breakthroughs?
Focus on cross-domain R&D cooperation, introduce intelligent production lines, and quickly iterate technology in combination with market demand to improve product adaptability and global competitiveness.
. Application
Our product application scenarios
Smart Home
Products are widely used in the home appliance industry, exported to many places, serving well-known home appliance companies, developing in the industry with their own strength and following corporate values.
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Automotive
Products are used in the automotive industry, with export business, serving well-known automobile brands with high-end R&D and production capabilities, reflecting competitiveness in the industry.
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Industrial
Involved in a variety of industrial fields, leading R&D and production capabilities, products exported to many countries and regions, serving well-known companies, and following specific development strategies.
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Semiconductor
Play a role in the semiconductor field, participate in it with its own advantages, export products widely, adhere to corporate values, and enhance industry competitiveness.
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Connsumer Electronics
There are many consumer electronics, such as smart phones, TVs, etc. Driven by technological innovation, meeting personalized needs, 5G brings new opportunities, and competition is fierce.
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Energy
The energy industry includes traditional and new energy, which is related to global development. Traditional energy is dominant, new energy is developing rapidly, and driven by environmental protection, the demand for energy storage has increased greatly.
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Smart Home
Products are widely used in the home appliance industry, exported to many places, serving well-known home appliance companies, developing in the industry with their own strength and following corporate values.
MORE DETAILS →Automotive
Products are used in the automotive industry, with export business, serving well-known automobile brands with high-end R&D and production capabilities, reflecting competitiveness in the industry.
MORE DETAILS →
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Why Choose Us？
01. Industry-leading innovative power
Critical materials / industrial processes are secured by independently held intellectual property rights.
02. Focused field specialists
Precision-engineered production solutions with lean manufacturing savings
03. More value, less cost
High degree of automation of critical machines. Silver material recovery capability
04. Quality certificate
It has obtained ISO 9001, ISO 14001, ISO 45001, IATF 16949 certifcation
. Blog
Articles & blog posts with useful information
. Partners
Partners who trust industrium
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A Solution Provider of Electrical Contact, Rivet and Clad Metal
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