Zhengzhou LiHao vacuum equipment co.ltd, was founded in 1986(formerly the Zhengzhou general vacuum pump ) ,since the restructuring and reorganizing in 2009, committed to the vacuum equipment research and development, and production, have a first-class manufacturing equipment with a complete quality assurance system,which is the professional domestic vacuum and vacuum application equipment manufacturers, mainly production of biogas vacuum pumps, water ring vacuum pumps and compressors, rotary vane vacuum pump, roots pump, plunger pump, reciprocating vacuum pump, vacuum unit,16 series,130specifications. We have realized from the rough vacuum to ultra high vacuum, from a single pump to the unit production capacity, products are widely used in transportation, electric light source, vacuum coating, machinery, metallurgy, petroleum, chemical industry, papermaking, food, pharmaceutical, electric power, electronics, ceramics, printing and dyeing, water, sugar, refrigeration equipment, plastic, process research drying and auto repair, and other fields. Got acceptance and trust of majority of users. Our company has strong technical strength and superb technical team, complete detection means, the product structure reasonable, handsome in appearance, stable performance, reliable quality, perfect after sale service. Our plant aimed to the credibility of the first, the user first, quality Three Guarantees principle, wholeheartedly welcome all the friends came to discuss cooperation