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The ZIQI GMD Series Portable Diesel Screw Air Compressor (3.5m³/min - 35m³/min) is a heavy-duty power solution engineered specifically for mining, tunneling, sandblasting, and field exploration. We understand the critical pain point of remote operations: "Downtime is Loss." That is why the GMD Series is built from the ground up with the core standards of "Rugged Durability and Ultra-Low Failure Rates."