Information
22 Asanvalleydong-ro, Dunpo-myeon, Asan-si, Chungcheongnam-do, South Korea
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Overview
- Summary
- Yoosung Enterprise Co., Ltd. is a specialized manufacturer of automotive engine components, established in 1959. The company's main products include piston rings, cylinder liners, camshafts, valve guides, air compressors, and engine exhaust pipes. It supplies OEM and A/S parts to domestic and international finished vehicle manufacturers, heavy equipment companies, and agricultural machinery companies, exporting to over 40 countries worldwide. The company maintains global competitiveness through continuous development of new technologies and products, focusing on customer satisfaction. It possesses unique technological capabilities, especially in piston rings and cylinder liners, which are critical components of internal combustion engines.Yoosung Enterprise Co., Ltd. is a specialized manufacturer of automotive engine components, established in 1959. The company's main products include piston rings, cylinder liners, camshafts, valve guides, air compressors, and engine exhaust pipes. It supplies OEM and A/S parts to domestic and international finished vehicle manufacturers, heavy equipment companies, and agricultural machinery companies, exporting to over 40 countries worldwide. The company maintains global competitiveness through continuous development of new technologies and products, focusing on customer satisfaction. It possesses unique technological capabilities, especially in piston rings and cylinder liners, which are critical components of internal combustion engines.
- Key Products/Technologies
- Piston Rings: Essential engine components for maintaining airtightness, regulating lubricating oil, and transferring heat. Production capabilities for various sizes with nominal diameters from ф20 to ф1500㎜. Technologies include improved scuff resistance, wear resistance, friction reduction, enhanced ring strength, and cost reduction. Diverse surface treatment technologies such as Composite Plating (Cr-Ceramic), Gas Nitriding, and Mo Plasma Spraying. Wide application areas including gasoline engines, light/heavy-duty diesel engines, hydraulic seals, marine, and industrial machinery.Piston Rings: Essential engine components for maintaining airtightness, regulating lubricating oil, and transferring heat. Production capabilities for various sizes with nominal diameters from ф20 to ф1500㎜. Technologies include improved scuff resistance, wear resistance, friction reduction, enhanced ring strength, and cost reduction. Diverse surface treatment technologies such as Composite Plating (Cr-Ceramic), Gas Nitriding, and Mo Plasma Spraying. Wide application areas including gasoline engines, light/heavy-duty diesel engines, hydraulic seals, marine, and industrial machinery.
- Cylinder Liners: Critical components enabling smooth piston movement, maintaining combustion gas airtightness, and dissipating heat. Production of liners suitable for various applications such as diesel vehicles, passenger cars, air conditioners, power generation facilities, industrial machinery, and marine vessels. Technologies include improved wear resistance, scuff resistance, friction reduction, and surface treatments like Cr Plating, Phosphate Coating, Plateau Honing, and Gas Nitriding. Investment in the development of marine cylinder liners for market expansion.Cylinder Liners: Critical components enabling smooth piston movement, maintaining combustion gas airtightness, and dissipating heat. Production of liners suitable for various applications such as diesel vehicles, passenger cars, air conditioners, power generation facilities, industrial machinery, and marine vessels. Technologies include improved wear resistance, scuff resistance, friction reduction, and surface treatments like Cr Plating, Phosphate Coating, Plateau Honing, and Gas Nitriding. Investment in the development of marine cylinder liners for market expansion.
- Camshafts: Components that convert the rotational motion of the engine crankshaft into the reciprocating motion of valves, controlling intake and exhaust valve opening and closing. Requires complex and precise shapes, as well as distinct material properties for the cam and shaft sections. Technologies include improved wear resistance for cam and journal sections, pursuit of high-strength materials, product weight reduction, and simplification and maximization of lubrication systems. Utilizes various manufacturing methods such as Chilled Camshaft and High-frequency Hardening Camshaft. Produces various types including Solid Camshafts (total length up to 630mm) and Hollow Camshafts (END Block Type, Straight Through Type).Camshafts: Components that convert the rotational motion of the engine crankshaft into the reciprocating motion of valves, controlling intake and exhaust valve opening and closing. Requires complex and precise shapes, as well as distinct material properties for the cam and shaft sections. Technologies include improved wear resistance for cam and journal sections, pursuit of high-strength materials, product weight reduction, and simplification and maximization of lubrication systems. Utilizes various manufacturing methods such as Chilled Camshaft and High-frequency Hardening Camshaft. Produces various types including Solid Camshafts (total length up to 630mm) and Hollow Camshafts (END Block Type, Straight Through Type).
- Valve Guides: Components that assist in the precise operation of engine valves. Also manufactures other engine components such as air compressors and engine exhaust pipes.Valve Guides: Components that assist in the precise operation of engine valves. Also manufactures other engine components such as air compressors and engine exhaust pipes.
- Core Advantages
- Long History and Expertise: Over 60 years of experience and accumulated specialized technical expertise in automotive engine components since its establishment in 1959. This represents a core competency developed alongside the growth of the domestic automotive industry.Long History and Expertise: Over 60 years of experience and accumulated specialized technical expertise in automotive engine components since its establishment in 1959. This represents a core competency developed alongside the growth of the domestic automotive industry.
- Extensive Product Portfolio and Technology: Manufactures a diverse range of critical internal combustion engine components, including piston rings, cylinder liners, camshafts, and valve guides, possessing advanced design, processing, and surface treatment technologies for each product group. Notably, piston rings are produced in a wide range of nominal diameters from ф20 to ф1500㎜.Extensive Product Portfolio and Technology: Manufactures a diverse range of critical internal combustion engine components, including piston rings, cylinder liners, camshafts, and valve guides, possessing advanced design, processing, and surface treatment technologies for each product group. Notably, piston rings are produced in a wide range of nominal diameters from ф20 to ф1500㎜.
- Global Supply Chain and Diversified Customers: Supplies OEM and A/S parts to major domestic automotive manufacturers, heavy equipment, and agricultural machinery companies, as well as leading international companies such as Chrysler and GM in the United States. Exports aftermarket parts to over 40 countries across Southeast Asia, the Middle East, South America, and the EU, demonstrating strong global market competitiveness.Global Supply Chain and Diversified Customers: Supplies OEM and A/S parts to major domestic automotive manufacturers, heavy equipment, and agricultural machinery companies, as well as leading international companies such as Chrysler and GM in the United States. Exports aftermarket parts to over 40 countries across Southeast Asia, the Middle East, South America, and the EU, demonstrating strong global market competitiveness.
- Technology Research Institute and Quality Certifications: Operates a corporate research institute dedicated to continuous development of new technologies and products. Holds international quality and environmental management system certifications such as TS16949, ISO14001, and ISO90001, ensuring product reliability and quality excellence. Further strengthens specialization in specific areas with marine liner class certifications.Technology Research Institute and Quality Certifications: Operates a corporate research institute dedicated to continuous development of new technologies and products. Holds international quality and environmental management system certifications such as TS16949, ISO14001, and ISO90001, ensuring product reliability and quality excellence. Further strengthens specialization in specific areas with marine liner class certifications.
- Joint Ventures and Technical Alliances: Engages in joint ventures and technical alliances with prominent international companies such as Federal Mogul (USA), NITTAN VALVE (Japan), TPR (Japan), and ARN (China) to introduce advanced technologies and expand production capabilities. These collaborations serve as a foundation for enhancing technological competitiveness and expanding into global markets.Joint Ventures and Technical Alliances: Engages in joint ventures and technical alliances with prominent international companies such as Federal Mogul (USA), NITTAN VALVE (Japan), TPR (Japan), and ARN (China) to introduce advanced technologies and expand production capabilities. These collaborations serve as a foundation for enhancing technological competitiveness and expanding into global markets.
- Target Industrie
- Automotive Industry: Supplies components for gasoline and diesel engines to domestic and international finished vehicle manufacturers.Automotive Industry: Supplies components for gasoline and diesel engines to domestic and international finished vehicle manufacturers.
- Heavy Equipment Industry: Provides engine components for construction and industrial heavy equipment.Heavy Equipment Industry: Provides engine components for construction and industrial heavy equipment.
- Agricultural Machinery Industry: Supplies engine components for agricultural machinery.Agricultural Machinery Industry: Supplies engine components for agricultural machinery.
- Marine Industry: Supplies marine engine components, particularly cylinder liners and piston rings for medium-speed marine engines.Marine Industry: Supplies marine engine components, particularly cylinder liners and piston rings for medium-speed marine engines.
- Industrial Machinery and Compressor Industry: Supplies piston rings and cylinder liners for various industrial machinery and compressors.Industrial Machinery and Compressor Industry: Supplies piston rings and cylinder liners for various industrial machinery and compressors.
- Major Markets
- Southeast Asia, Middle East, ChinaSoutheast Asia, Middle East, China
- EUEU
- United StatesUnited States
- South AmericaSouth America
- Certifications/Patents
- TS16949/ISO14001 certification renewal (from BSI, UK, July 2, 2013)TS16949/ISO14001 certification renewal (from BSI, UK, July 2, 2013)
- TS16949 and ISO14001 certification acquisition (from TÜV MANAGEMENT SERVICE, Germany, September 22, 2004)TS16949 and ISO14001 certification acquisition (from TÜV MANAGEMENT SERVICE, Germany, September 22, 2004)
- ISO90001 certification acquisition (from TÜV BAYERN, Germany, April 8, 1995)ISO90001 certification acquisition (from TÜV BAYERN, Germany, April 8, 1995)
- QS9000 certification acquisition (from TÜV MANAGEMENT SERVICE, Germany, September 15, 1998)QS9000 certification acquisition (from TÜV MANAGEMENT SERVICE, Germany, September 15, 1998)
- Marine liner class certification acquisition (2007)Marine liner class certification acquisition (2007)
- Accreditation of Corporate Research Institute (by Korea Industrial Technology Association)Accreditation of Corporate Research Institute (by Korea Industrial Technology Association)
- Designation as a Specialized Parts and Materials Company (by Ministry of Commerce, Industry and Energy, December 18, 2002)Designation as a Specialized Parts and Materials Company (by Ministry of Commerce, Industry and Energy, December 18, 2002)
- Patent for Hollow Camshaft using Steel Pipe (Patent No. 0226044)Patent for Hollow Camshaft using Steel Pipe (Patent No. 0226044)
Introduction
Location
22 Asanvalleydong-ro, Dunpo-myeon, Asan-si, Chungcheongnam-do, South Korea
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