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What is the industry category of transformer

Time:2020-09-29 10:13 Clicks:
 

According to GB / T 4754-2002 classification standard, transformer belongs to: transformer, rectifier and inductor manufacturing industry code 3921, industry Description: refers to the manufacture of power electronic equipment and transformers such as transformers, static converters.

 

3921 or transformer, rectifier and inductor manufacturing industry should be filled in.

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