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The world's biggest precision coppe… 2010-05-24 China precise copper tube productio… 2010-05-24 On May 4, wuxi 430 / BA stainless s… 2010-05-18 On May 4, wuxi 304 stainless steel … 2010-05-18 Copper and copper tube. Non-ferrous… 2010-03-30Certificate
