| http://www.w3.org/ns/prov#value | - And we also got two national patents: utility model patent and design patents .Our mainly products : stainlesss steel corrugated flexible hose , compressed hose , braided hose ,valve ,fitting , hardware product and so on .It is widely used in interior piping system, sanitary ware,kitchen equipment , air conditioning, natural gas, solar energy, project installation, petrochemical, and other areas.O
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