To: Partners Thank you very much for your trust and support! As the New Year holiday is coming, our company's holiday schedule is as follows: From January 14, 2023 to January 29, 2023, the project will be officially started on January 30, 2023. On the occasion of the Spring Festival, a

With the growth of industrialization, more and more factories produce more and more harmful substances; As well as the continuous increase of China's population, tens of thousands of cars and buses are running every day, emitting a large amount of carbon dioxide and other harmful gases and particles

Since the outbreak of the new coronavirus, fresh air products have become one of the most concerned products of the whole people. People always think about whether it is necessary to install a fresh air system to remove viruses and bacteria in the indoor air. In addition to ventilation, the most imp

The scrapping of high-efficiency filters is an important problem that users have to face, because only when they correctly judge that the high-efficiency filters have been scrapped can they make a corresponding high-efficiency filter replacement plan. After our collection and collation, there are tw