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| CompanyName: | LINYI RUIYUAN INDUSTRY TRADING CO., LTD. - RUIYUAN | | CompanyIdea: | a customer-centered, market-oriented, through continuous improvement and meet customer! | | CompanyWebsite: | http://www.sdrygg.com | | CompanyPhone: | 0539-6018916 | | CompanFax: | 0539-6018916 | | CompanyAddress: | LINYI CITY, SHANDONG PROVINCE ECONOMIC DEVELOPMENT ZONE, BEIJING AND CHINESE ROAD INTERCHANGE  | | CompanyBrief: | linyi ruiyuan industry trading co., Ltd. mainly produces spiral seam submerged-arc welded pipe on both sides, there are two spiral submerged arc welded pipe production line on both sides, the annual production capacity of more than 80,000 tons. And has passed the quality system certification. Supporting company apart from the specialized production equipment, has also built an independent physical testing laboratory, welding Laboratory (testing center equipped with tensile, impact, metallography... |
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