DONG YANG AC, The Republic of Korea - Komachine Supplier Profile and Product List

- DONG YANG AC, established in 1991, is a specialized HVAC company consistently developing and producing industrial and building air conditioners, HVAC systems, and environmental equipment. The company holds numerous achievements in large-scale semiconductor and industrial Built-Up type air conditioners, demonstrating the industry's high trust in its product performance, structure, appearance, technology, and execution capabilities. It is an HVAC solution specialist providing key products such as air conditioners, exhaust fans, humidifiers, air dampers, and heat pumps. Through continuous R&D and overseas market expansion, it is growing into a strong small and medium-sized enterprise in the HVACR industry.DONG YANG AC, established in 1991, is a specialized HVAC company consistently developing and producing industrial and building air conditioners, HVAC systems, and environmental equipment. The company holds numerous achievements in large-scale semiconductor and industrial Built-Up type air conditioners, demonstrating the industry's high trust in its product performance, structure, appearance, technology, and execution capabilities. It is an HVAC solution specialist providing key products such as air conditioners, exhaust fans, humidifiers, air dampers, and heat pumps. Through continuous R&D and overseas market expansion, it is growing into a strong small and medium-sized enterprise in the HVACR industry.
- Modular Air Handling Unit (DAH): A device equipped with functions to purify, cool, dehumidify, heat, and humidify air, serving as a core component of HVAC (Heating, Ventilating, Air Conditioning) systems.Modular Air Handling Unit (DAH): A device equipped with functions to purify, cool, dehumidify, heat, and humidify air, serving as a core component of HVAC (Heating, Ventilating, Air Conditioning) systems.
- Direct Expansion Air Handling Unit (DAHX): An air conditioner that cools by directly evaporating refrigerant, providing efficient temperature control.Direct Expansion Air Handling Unit (DAHX): An air conditioner that cools by directly evaporating refrigerant, providing efficient temperature control.
- E.H.P Air Handling Unit (DAHE): A high-efficiency air conditioner integrating heating and cooling functions using an Electric Heat Pump.E.H.P Air Handling Unit (DAHE): A high-efficiency air conditioner integrating heating and cooling functions using an Electric Heat Pump.
- Built-Up Unit (DAHB): A large-scale HVAC system designed to utilize building walls, floors, and ceilings as the air conditioner casing or to conform to specific site structures. Its Roll Forming Panel assembly allows for easy transport, installation, and boasts robust construction, excellent dust, sound, and thermal insulation.Built-Up Unit (DAHB): A large-scale HVAC system designed to utilize building walls, floors, and ceilings as the air conditioner casing or to conform to specific site structures. Its Roll Forming Panel assembly allows for easy transport, installation, and boasts robust construction, excellent dust, sound, and thermal insulation.
- Dry Cooling Unit (DYRF): A unit performing dry cooling within HVAC systems, contributing to efficient heat exchange and energy savings.Dry Cooling Unit (DYRF): A unit performing dry cooling within HVAC systems, contributing to efficient heat exchange and energy savings.
- Air Washer (DYKS, DYKL, DYKA): An air purification device that cleans air with water to remove dust and harmful substances, while also regulating humidity.Air Washer (DYKS, DYKL, DYKA): An air purification device that cleans air with water to remove dust and harmful substances, while also regulating humidity.
- Wet Scrubber (DYKS, DYKL, DYKA): A new concept dust collector offering lower maintenance costs and higher efficiency compared to conventional systems. It provides convenient operation and maintenance, low failure rates, adjustable efficiency, a simple structure, and is suitable for various particle sizes with innovative economic benefits.Wet Scrubber (DYKS, DYKL, DYKA): A new concept dust collector offering lower maintenance costs and higher efficiency compared to conventional systems. It provides convenient operation and maintenance, low failure rates, adjustable efficiency, a simple structure, and is suitable for various particle sizes with innovative economic benefits.
- Auto Roll Air Filter (DYRF): The first in Korea to adopt a direct-driven mechanism, eliminating chain detachment and corrosion for semi-permanent use and significant savings in maintenance costs and time. Features include convenient filter media replacement, detachable media cover, easy cleaning, and various operating modes (manual/automatic, differential pressure, and media length measurement for efficient media usage).Auto Roll Air Filter (DYRF): The first in Korea to adopt a direct-driven mechanism, eliminating chain detachment and corrosion for semi-permanent use and significant savings in maintenance costs and time. Features include convenient filter media replacement, detachable media cover, easy cleaning, and various operating modes (manual/automatic, differential pressure, and media length measurement for efficient media usage).
- Damper Series (DYLD, DYSD-S, DYSD-M, DYSD-P, DYSD-G, DYKS, DYKL, DYKA, DYB, DYH): Produces various types of dampers including Louver Damper, Fire & Safety Damper, Relief Damper, Low Leakage Damper, Back Draft Damper, and Heavy Duty Damper. Notably, its LOW LEAKAGE DAMPER, HEAVY DUTY DAMPER, and BACK DRAFT DAMPER series are the only products in Korea to receive AMCA (AIR MOVEMENT & CONTROL ASSOCIATION) SEAL approval.Damper Series (DYLD, DYSD-S, DYSD-M, DYSD-P, DYSD-G, DYKS, DYKL, DYKA, DYB, DYH): Produces various types of dampers including Louver Damper, Fire & Safety Damper, Relief Damper, Low Leakage Damper, Back Draft Damper, and Heavy Duty Damper. Notably, its LOW LEAKAGE DAMPER, HEAVY DUTY DAMPER, and BACK DRAFT DAMPER series are the only products in Korea to receive AMCA (AIR MOVEMENT & CONTROL ASSOCIATION) SEAL approval.
- DRIP-FREE Humidifier: An industrial humidifier developed with proprietary technology, holding a patent for its invention, contributing to import substitution.DRIP-FREE Humidifier: An industrial humidifier developed with proprietary technology, holding a patent for its invention, contributing to import substitution.
- Double Damper for ESS: A product incorporating patented technology for precise control of temperature, pressure, and harmful gases within Energy Storage Systems (ESS).Double Damper for ESS: A product incorporating patented technology for precise control of temperature, pressure, and harmful gases within Energy Storage Systems (ESS).
- Integrated Wet Scrubber for Thermal Power Plants: A high-value environmental facility developed to efficiently handle high-moisture coal dust, reducing maintenance time and costs.Integrated Wet Scrubber for Thermal Power Plants: A high-value environmental facility developed to efficiently handle high-moisture coal dust, reducing maintenance time and costs.
- Expertise in Precision Industrial HVAC Systems: The company possesses extensive experience and technological capabilities in large-scale Built-Up type HVAC systems for precision industries like semiconductors, where stringent conditions for temperature, humidity, airflow, and cleanliness are required.Expertise in Precision Industrial HVAC Systems: The company possesses extensive experience and technological capabilities in large-scale Built-Up type HVAC systems for precision industries like semiconductors, where stringent conditions for temperature, humidity, airflow, and cleanliness are required.
- Unique Damper Technology: As the only company in Korea to receive AMCA (AIR MOVEMENT & CONTROL ASSOCIATION) SEAL approval for its LOW LEAKAGE DAMPER, HEAVY DUTY DAMPER, and BACK DRAFT DAMPER series, it demonstrates a competitive edge recognized by a global performance certification body.Unique Damper Technology: As the only company in Korea to receive AMCA (AIR MOVEMENT & CONTROL ASSOCIATION) SEAL approval for its LOW LEAKAGE DAMPER, HEAVY DUTY DAMPER, and BACK DRAFT DAMPER series, it demonstrates a competitive edge recognized by a global performance certification body.
- Technological Innovation in Environmental Facilities: Successfully diversified its business into environmental equipment by localizing integrated wet scrubbers for thermal power plants and developing patented double damper technology for ESS.Technological Innovation in Environmental Facilities: Successfully diversified its business into environmental equipment by localizing integrated wet scrubbers for thermal power plants and developing patented double damper technology for ESS.
- Continuous R&D and Quality Investment: Focuses on R&D for 'small-batch high-quality' product manufacturing, continuously expanding its technology portfolio through invention patents for DRIP-FREE humidifiers and utility model registrations for industrial air purifiers.Continuous R&D and Quality Investment: Focuses on R&D for 'small-batch high-quality' product manufacturing, continuously expanding its technology portfolio through invention patents for DRIP-FREE humidifiers and utility model registrations for industrial air purifiers.
- Proactive Global Market Expansion: Established an overseas corporation in Shanghai, China in 2012 and a representative office in Vietnam in 2016, building a global network to respond swiftly to the needs of international clients and actively expanding its export markets.Proactive Global Market Expansion: Established an overseas corporation in Shanghai, China in 2012 and a representative office in Vietnam in 2016, building a global network to respond swiftly to the needs of international clients and actively expanding its export markets.
- Strong Product Reliability: Since its establishment in 1991, the company has led the domestic and international HVAC system markets for 26 years, securing high industry trust through continuous product development and production based on robust technology and know-how.Strong Product Reliability: Since its establishment in 1991, the company has led the domestic and international HVAC system markets for 26 years, securing high industry trust through continuous product development and production based on robust technology and know-how.
- Semiconductor Industry: Applied in air conditioning systems for semiconductor manufacturing facilities requiring precise control of temperature, humidity, airflow, and cleanliness.Semiconductor Industry: Applied in air conditioning systems for semiconductor manufacturing facilities requiring precise control of temperature, humidity, airflow, and cleanliness.
- Buildings and Architecture: Built-Up Units and Air Washers are utilized in air conditioning and ventilation systems for general buildings and commercial facilities.Buildings and Architecture: Built-Up Units and Air Washers are utilized in air conditioning and ventilation systems for general buildings and commercial facilities.
- Thermal Power Plants: Applied in environmental equipment, such as integrated wet scrubbers, for removing high-moisture coal dust.Thermal Power Plants: Applied in environmental equipment, such as integrated wet scrubbers, for removing high-moisture coal dust.
- Textile Factories and Tobacco Manufacturing Plants: Auto Roll Air Filters are used for air filtration in special environments with high moisture and dust content.Textile Factories and Tobacco Manufacturing Plants: Auto Roll Air Filters are used for air filtration in special environments with high moisture and dust content.
- Subways: Contributes to air filtration systems using Auto Roll Air Filters in subway environments where filter replacement cycles are rapid.Subways: Contributes to air filtration systems using Auto Roll Air Filters in subway environments where filter replacement cycles are rapid.
- Energy Storage Systems (ESS): Provides damper solutions with patented technology for precise control of temperature, pressure, and harmful gases within ESS.Energy Storage Systems (ESS): Provides damper solutions with patented technology for precise control of temperature, pressure, and harmful gases within ESS.
- Road Tunnels: Damper products such as Heavy Duty Dampers are applied for controlling airflow and ventilation within tunnels.Road Tunnels: Damper products such as Heavy Duty Dampers are applied for controlling airflow and ventilation within tunnels.
- Industrial Ice Making Systems: Expanding its business into industrial ice making systems required for dietary improvements and various industrial applications.Industrial Ice Making Systems: Expanding its business into industrial ice making systems required for dietary improvements and various industrial applications.
- China, VietnamChina, Vietnam
- United StatesUnited States
- Awarded '5 Million Dollar Export Tower' (54th Trade Day in 2017): A recognition for achievements in overseas market development and export growth.Awarded '5 Million Dollar Export Tower' (54th Trade Day in 2017): A recognition for achievements in overseas market development and export growth.
- AMCA (AIR MOVEMENT & CONTROL ASSOCIATION) SEAL Approval: Its LOW LEAKAGE DAMPER, HEAVY DUTY DAMPER, and BACK DRAFT DAMPER products have received approval from a global performance certification body.AMCA (AIR MOVEMENT & CONTROL ASSOCIATION) SEAL Approval: Its LOW LEAKAGE DAMPER, HEAVY DUTY DAMPER, and BACK DRAFT DAMPER products have received approval from a global performance certification body.
- DRIP-FREE HUMIDIFIER Invention Patent Acquisition: Exclusive technological rights for a humidifier product developed with proprietary technology.DRIP-FREE HUMIDIFIER Invention Patent Acquisition: Exclusive technological rights for a humidifier product developed with proprietary technology.
- Industrial Air Purifier Utility Model Registration (2003): Rights to product technology for external air pretreatment and underground space air filtration in precision industrial fields.Industrial Air Purifier Utility Model Registration (2003): Rights to product technology for external air pretreatment and underground space air filtration in precision industrial fields.
- Possession of Double Damper Patent Technology for ESS: Holds an independent patent for core control technology in energy storage systems.Possession of Double Damper Patent Technology for ESS: Holds an independent patent for core control technology in energy storage systems.
- Q Mark Acquisition (1998): An official certification for product quality.Q Mark Acquisition (1998): An official certification for product quality.
- ANEMOSTAT Technology Alliance (1995): A history of strengthening technological capabilities through collaboration and adoption of advanced overseas technology.ANEMOSTAT Technology Alliance (1995): A history of strengthening technological capabilities through collaboration and adoption of advanced overseas technology.
- Patent Portfolio and Project Execution History: Evidence of expertise and strengths in technological completeness and commercialization capabilities in relevant fields.Patent Portfolio and Project Execution History: Evidence of expertise and strengths in technological completeness and commercialization capabilities in relevant fields.