SUMWIC MACHINERY CO., LTD upholds a fearless spirit towards making mistakes and constantly seeks innovations. Based on that, we overcome various difficulties during the development. We gain numerous honorary qualifications in the industry. SUMWIC MACHINERY COMPANY's location has traffic convenience with multiple traffic lines joining up. This contributes to the transportation and ensures the timely supply of products. With rich manufacturing experience and strong production capability, SUMWIC MACHINERY COMPANY is able to provide professional solutions according to customers' actual needs. SUMWIC MACHINERY COMPANYsets up an excellent R&D and design team. According to customers' needs, we could quickly design suitable solutions and provide quality OEM/ODM services.

What kind of good filter air purifier? HEPA filter high efficiency particulate air filter (HEPA) is one of the hottest technologies used in air purification.The standard HEPA filter can absorb 99.The size of 7% is 0.Suspended particles of 3 microns (0.3 Micron is the most difficult size to filter ),But its wind resistance is also relatively large,It is rarely used in air purifiers,The HEPA claimed by the actual air purifier manufacturer is actually the real HEPA. its filtration efficiency is slightly lower than that of HEPA,Wind resistance is also relatively low.Whether it's a real HEPA or a well-publicized HEPA, the air sucked in is fresher and cleaner.The filter absorbs chemical smoke, bacteria, dust particles and pollen,After being filtered by an air purifier,There are no such pollutants in the air.The advantage of HEPA filter is effective and safe,It is the most important technology to remove particulate pollutants in the air,However, the disadvantage is that only suspended particles can be filtered out a

How should I choose the ultra-filtration and reverse osmosis in the water purifier? Is this brand of Elward OK? It is recommended to choose a reverse osmosis water purifier. The water purification service of arward can be comparable to the underwater fishing in the water purifier industry. from the quality of the water purifier to the overall after-sales service, it is particularly humanized, the user experience of the all-intelligent Internet of Things model is amazing! The price of various filter elements varies greatly, such as PP cotton filter element, which has a service life of about 3-6 months and a lower price of tens of yuan. The life of the activated carbon filter element is 6-12 months, and the price is also about tens of yuan. Ultra-filtration or reverse osmosis filter element has a life of about 24 months, and the price is higher, usually several hundred yuan. It is best to change regularly according to the local water quality and the amount of water used. Many friends who come to buy water purif