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PRE-FILTER

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DEVELOPMENT HISTORY OF SCIENCE AND TEHNOLOGY IN PAST DYNASTIES

《Household and similar way to wash and filter filter pre-filter》Water purification industry standard drafting team leader unit

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The company has taken the lead in introducing the concept of no-washing and washing in the central pre-filter industry. It has invented “integrated sewage discharge”, “full efficiency sewage discharge”, “clean water backwashing”, “high pressure water purification and anti-spraying”, “intelligent full”. "Automatic water purification and anti-spraying" and other patent-free technology, opened the pre-filter "free washable" era! And successfully developed and applied the pre-filter device materials anti-freezing, anti-cracking, filter anti-fouling, copper lead and other black technology, greatly improving the safety and health and safety performance of the pre-filter, 2018 Beishi became the drafting team leader of the water purification industry group standard for "pre-cleaning filter for household and similar use-free filter screens" to promote the development of the industry.