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ICNEA 4833—Undersea Tunnel engineering construction

Class · Industrial Classification for National Economic Activities (GB/T 4754-2017) (GB/T 4754-2017)

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Where 4833 sits

  1. E Construction industry
  2. 48 Civil engineering construction industry
  3. 483 Marine engineering construction
  4. 4833 Undersea Tunnel engineering construction

What 4833 includes

  • Including the following undersea tunnel engineering construction activities：
  • Undersea tunnel engineering construction activities

4833 in other systems

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