We have now our possess revenue group, design staff, technical crew, QC team and package group. We now have strict excellent regulate procedures for each process. Also, all of our workers are experienced in printing subject for AHU heat recovery section, VRF system , negative pressure and positive pressure , ventilation hygiene ,negative pressure airflow . We have been one of your largest 100% manufacturers in China. A lot of large trading businesses import products and solutions from us, so we can easily give you the most beneficial price tag with the same quality for anyone who is interested in us. The product will supply to all over the world, such as Europe, America, Australia,Vancouver , Israel ,Czech republic , Mumbai .Our Company has professional engineers and technical staff to answer your questions about maintenance problems, some common failure. Our product quality assurance, price concessions, any questions about the products, Please feel free to contact us.