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Tianjinjiangruisteelcastingco.,ltd
JRVALfullnameTianjinJiangruisteelcastingco.,ltd,Website:http://www.tjjrval.com,establishedin2004;Wehavebeenfocusingonindustrialvalvecastingover16years;Nowadays,JRVALhasbecomeoneoftheleadingbutterflyvalvemanufactuerinN