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QINGDAO YINGLI MACHINERY CO.,LTD specializes in manufacturing and exporting all types of industrial pipe fittings,industrial pipe, which be widely used in electric, power, petrochemical, chemical, pharmaceutical, boiler, heating, shipbuilding, and other industries.. We import the most advanced production equipment, technologies and scientific production process, and have purchased a line of testing equipment for chemical analysis, water pressure testing, X-ray inspection, ultrasonic testing, eddy current inspection, tension testing, chemical testing, and so on

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