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- · Acquired Electric Appliances Safety Certificate
- · Acquired CE Certificate (HRV-150TEJ)
- · Registered Agricultural Fan(in Korea Agricultural Machinery Industry Cooperative)
- · Certificate of High-efficiency energy device for Plate-type Heat exchanger-Korea Energy Management Corporation(No.718, Heat Exchanger)
- · Acquired CE Certificate (DR-F45DSA, F50FSA)
- · Acquired KS Enterprise Prize – Korean Standards Association
- · Acquired Conformation Letter of Component/Material Specialized Company (Minister of Trade, Industry & Energy)
- · Representative Director Lee Joo-hyup took office.
- · Acquired a CE certificate(DR-DF20ASA, DF25ASA, DF30BSA, DF35CSA, DF40D SA)
- · Acquired the Self-regulatory safety certificate regarding a Heat Exchanger(DR-PF50)
- · Relocated the Seoul office to a newly constructed building(Hwaseong-si,Gyeonggi-do)
- · Acquired a CE certificate(DR-F28FSA)
- · Its Injection Fan and Portable Fan acguired a certificate of KSA Excellent Product(No.11062, No.11063)
- ·Acquired the certificate of Electrical Appliances Safety(DR-F15CSA)
- ·Established a Research & Development Center
- ·Acquired the certificate of Korean Standards Product for Recovery Ventilation System products[Heat Exchangers](Certificate No. 09-0320)
- ·Acquired the certificate of Korean Standards Product for Ventilating Fan[Axial flow type](Certificate No. 09-0258)
- ·Acquired the Q Mark for Ventilating Fan(No. P2Q-2009-35)
- ·Registered the patent of Drum type Heat Exchangers in Japan
- ·Acquired the certificate of High Efficiency Energy Device for Heat Exchangers(No.131,132,133,152)
- ·Acquired the certificate of High Efficiency Energy Device for Heat Exchanger(No.65)
- ·Verified as a Technologically Innovative Small and Medium Business
- ·Registered the patent of Drum type Heat Exchangers in China
- ·Registered the patent of Drum type Heat Exchangers in U.S.A
- · Registered the patent of Drum type Heat Exchangers -Korean Intellectual Property Office
- · Acquired a CE certificate
- · Developed Plate type Heat Exchangers
- · Registered the utility model for Drum type Heat Exchangers- Korean Intellectual Property Office
- · Developed the Drum type Heat Exchangers - the world’s first
- · Developed shutters only for the High-Pressure Ventilation Fans for suction
- · Acquired the certificate of ISO 9001
- · Developed the High-Pressure Suction Ventilation Fans
- · Developed low noise and high-powered Sirocco Fans
- · Acquired the certificate of ISO 9002
- · Won the Minister of Commerce, Industry and Energy Award
- · Established Dae Ryun Industrial Company Ltd.
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