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Russia’s submarine-quieting tech transfer to China threatens US edge

8/12/2026

Summary

Story summary

Russia is allegedly providing submarine-quieting technology to China, which could erode the U.S. undersea advantage.
Rear Adm. Mark Montgomery (ret.) told Fox News Digital that the transfer threatens a key U.S. naval edge.
Adm. Samuel Paparo warned Senate Armed Services Committee in April 2025 that China was receiving submarine-quieting help from Russia and that Beijing supplied 70% of machine tools and 90% of legacy chips to rebuild Russia’s war machine.

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Story summary

Russia is allegedly providing submarine-quieting technology to China, which could erode the U.S. undersea advantage.
Rear Adm. Mark Montgomery (ret.) told Fox News Digital that the transfer threatens a key U.S. naval edge.
Adm. Samuel Paparo warned Senate Armed Services Committee in April 2025 that China was receiving submarine-quieting help from Russia and that Beijing supplied 70% of machine tools and 90% of legacy chips to rebuild Russia’s war machine.