In an effort to provide you advantage and enlarge our business enterprise, we even have inspectors in QC Staff and assure you our greatest provider and item for heat recovery core, Air Handling Unit System , Fresh air ventilation system , Air Conditioning ,havcr . Base within the small business concept of Top quality initially, we want to fulfill more and additional friends within the word and we hope provide the ideal solution and services to you. The product will supply to all over the world, such as Europe, America, Australia,azerbaijan , Bogota ,Georgia , Luxemburg .With the goal of "zero defect". To care for the environment, and social returns, care employee social responsibility as own duty. We welcome friends from all over the world to visit and guide us so that we can achieve the win-win goal together.