We keep on with the basic principle of "quality to start with, support very first, continuous improvement and innovation to meet the customers" for your management and "zero defect, zero complaints" as the quality objective. To great our service, we offer the items with all the superior top quality at the reasonable selling price for air purification and Dehumidification, Mechanical ventilation with heat recovery , AHU core , Holtop Industrial Air Conditioning System Solutions ,fresh air units . We've been prepared to cooperate with company friends from at your home and overseas and produce a wonderful future with each other. The product will supply to all over the world, such as Europe, America, Australia,Kuwait , San Francisco ,Armenia , Morocco .We will not only continuously introduce technical guidance of experts from both home and abroad, but also develop the new and advanced products constantly to satisfactorily meet the needs of our clients all over the world.