China National Standards

China General rules packaging，marking GB Standards List

  •  China "General rules packaging，marking" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 13297-2021 General rules of packaging，marking and quality certification for precision alloys
    精密合金包装、标志和质量证明书的一般规定    		 China National Standards
    General rules packaging，marking
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