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0.01mm micro-drills from Longgang power AI revolution

Source: Longgang Media Convergence GroupUpdated:2026-03-03

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Micro-drills manufactured by Jinzhou Tech.

Shenzhen Jinzhou Precision Technology has resumed full production after the Spring Festival holiday on Feb 28, with its workshops operating at maximum capacity.

As one of the only two companies worldwide and the only one in China capable of producing 0.01mm ultra‑fine micro‑drills, Jinzhou Tech has emerged as a critical player in the artificial intelligence supply chain, mass-producing ultra-thin drill bits essential for high-performance servers.

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Automated production equipment runs at Jinzhou Tech's workshop, supporting the manufacturing of high-precision micro-drills.

Its core competitiveness lies in cutting-edge micro‑drills with a 50:1 aspect ratio — 0.2mm in diameter and 10mm in cutting length. These drills reliably handle 10mm‑thick plates, with a breakage rate as low as 0.005 percent, far outperforming industry peers. Its ultra‑high‑aspect‑ratio drills serve as a backbone for AI servers, directly boosting PCB (Printed Circuit Board) signal transmission and supporting the global AI computing boom.

As a core subsidiary of Fortune Global 500 company China Minmetals Corporation, Jinzhou Tech is also a national-level single-item manufacturing champion, a winner of the National Science and Technology Progress Award (Second Class), and an MIIT (Ministry of Industry and Information Technology) intelligent manufacturing demonstration factory.

Backed by core technologies, the company is driving Longgang's push toward high‑end, intelligent manufacturing while aiming for a strong first‑quarter performance.