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China's Haiyang Dizhi 2 Tests Deep-Sea Cutting Device

4/15/2026

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Summary

Story summary

On April 15, 2026, the Haiyang Dizhi 2 research vessel completed a mission testing an advanced device that can cut underwater structures at 3,500 meters, per the Ministry of Natural Resources.
The test involved a deep-sea electro-hydrostatic actuator.
The actuator has attracted attention for its potential military applications, per China Science Daily.
The effort aims to deploy the technology to aid deep-sea pipeline construction and repair.

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Story summary

On April 15, 2026, the Haiyang Dizhi 2 research vessel completed a mission testing an advanced device that can cut underwater structures at 3,500 meters, per the Ministry of Natural Resources.
The test involved a deep-sea electro-hydrostatic actuator.
The actuator has attracted attention for its potential military applications, per China Science Daily.
The effort aims to deploy the technology to aid deep-sea pipeline construction and repair.