We are also focusing on enhancing the things administration and QC program in order that we could keep fantastic advantage within the fiercely-competitive enterprise for High efficiency heat exchanger, air to air heat recovery core , Keywords A , Classroom Ventilation ,industrial air conditioners . We have expanded our business into Germany, Turkey, Canada, U. S. A. , Indonesia, India, Nigeria, Brazil and some other regions of the world. We are working hard to be one of the best global suppliers. The product will supply to all over the world, such as Europe, America, Australia,Muscat , UK ,Slovakia , Plymouth .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.