We hold strengthening and perfecting our items and repair. At the same time, we get the job done actively to do research and progress for AHU heat recovery section, industrial air conditioning , Holtop AHU heat exchanger , hospital air systems ,indoor air quality control system . We sincerely hope to provide you and your company with a great start. If there is anything we will do to suit your needs, we shall be additional than pleased to do so. Welcome to our manufacturing facility for stop by. The product will supply to all over the world, such as Europe, America, Australia,Congo , Somalia ,Ecuador , Lebanon .Our company offers the full range from pre-sales to after-sales service, from product development to audit the use of maintenance, based on strong technical strength, superior product performance, reasonable prices and perfect service, we'll continue to develop, to deliver the high-quality items and services, and promote lasting cooperation with our customers, common development and create a better future.