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On December 30, 2013, our project "Development of National Standard Samples for Spectroscopic and Chemical Analysis of 3 Series Cast Aluminum Alloys" won the second prize of China Nonferrous Metals Industry Science and Technology Award.
last：On April 27, 2013, the State Quality Inspection Quantity Letter [2013] 217 of the State Administration of
next：On May 5, 2014, the State Quality Inspection Quantity Letter [2014] 161 of the General Administration of
