2020 Obtained the Certification : Youth-friendly Small & Medium-sized enterprise 2019 Obtained the Certification : Product-Specific Approved Exporter Obtained the Certification : Global Procurement Company Commendation for meritorious of Regional economic development (from Gyeonggi-do) 2017 Acquired the CE certificate HEATPUMP DH-70HB,DH-35HB,DH-05HG Obtained the Certification : KS Certi. of New and renewable energy facilities Registerd a patent : Air-source Heat Pump Operation system (No. 10-2017-0060926) Certified for ISO 9001-2015 & iso 14001-2015 Obtained the Certification : A-ju University Industrial-Academic Cooperation family company 2016 Utility model registration(NO:20-0480661) Certified as one of the top 100 quality companies in Namyangju-si(2016) Acquired the CE certificate(M/MP-Series) Registerd a patent : HEAT PUMP automatic operation SYSTEM (NO:10-1737980) 2015 Obtained the Certification : Internet Trade Fronntier Business Obtained the Certification : Export promising S&M Submitted an application for a patent (shell & plate type Heat exchanger)