Our business puts emphasis over the administration, the introduction of talented staff, plus the construction of team building, attempting hard to boost the standard and liability consciousness of personnel customers. Our corporation successfully attained IS9001 Certification and European CE Certification of negative pressure ventilation, energy recovery ventilator , air dehumidifier , CROSS COUNTERFLOW HEAT EXCHANGERS ,Ventilation system solutions . We sincerely welcome you appear to go to us. Hope now we have fantastic cooperation during the upcoming. The product will supply to all over the world, such as Europe, America, Australia,Greece , Israel ,Bogota , belarus .Hard work to keep making progress, innovation in the industry, make every effort to first-class enterprise. We try our best to build the scientific management model, to learn abundant experienced knowledge, to develop advanced production equipment and production process , to create the first-call quality goods, reasonable price , high quality of service , quick delivery , to present you create new value .