Metal etching, a precision manufacturing process that uses chemical or physical means to remove material from metal surfaces, has experienced a remarkable surge in adoption across diverse industries in recent years. This growth is driven by the technology’s unique ability to balance precision, flexibility, and cost-effectiveness—qualities that align with the evolving demands of modern manufacturing. From electronics and medical devices to aerospace and consumer goods, metal etching is transforming production processes, enabling innovations that were once considered unattainable. Below, we explore the factors behind its widespread 兴起 (rise) and its impact on key sectors.​