Name: China completes kilometer-deep mine shaft using world-first tunneling equipment
Uploaded: 2026-06-23T22:55:16+08:00
Duration: PT35.833S
Description: China has achieved a world-first breakthrough in deep mining technology after building the world's first kilometer-deep mine shaft using full-section tunneling methods. Equipped with a self-developed hard rock tunneling machine, the project overcomes

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China has achieved a world-first breakthrough in deep mining technology after building the world's first kilometer-deep mine shaft using full-section tunneling methods. Equipped with a self-developed hard rock tunneling machine, the project overcomes the difficulties of traditional high-risk and low-efficiency deep well construction. This intelligent and green mining upgrade greatly boosts China's iron ore supply security and strengthens the stability of the global industrial supply chain.

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