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We retain bettering and perfecting our merchandise and service. At the same time, we do the job actively to do research and improvement for Classroom Ventilation, passitive house ventilation system , factory AHU , heat recovery core of AHU ,Rotary heat exchanger . We are willing to cooperate with business friends from at home and abroad and create a great future together. The product will supply to all over the world, such as Europe, America, Australia,Paraguay , Victoria ,Thailand , Ukraine .Due to good quality and reasonable prices, our items have been exported to more than 10 countries and regions. We are looking forward to cooperating with all customers from at home and abroad. Moreover, customer satisfaction is our eternal pursuit.
Fax：010-5979-8831-600
Phone：+86-13602169707
