OFweek Instruments Reuters: The State Administration of Quality Supervision, Inspection and Quarantine, approved by the National Standardization Management Committee, December 10 issued "UHP check valve off and Assessment" and 296 national standards from 1 July 2016 onwards implemented. Among them, there are 10 standard valves...http://www.hbtlvalve.com/info/10-valves-national-standards-will-be-implemented-in-China-this-year-352-1.htm
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