Group 1 - The article highlights the critical importance of tungsten, noting that the U.S. holds over 30% of the world's proven reserves while China relies on imports for 95% of its tungsten needs [3][5] - The potential impact of U.S. supply disruptions on various sectors, including military, automotive, machinery, and chemicals, is discussed, emphasizing that such disruptions could lead to increased prices for consumers [3][5][7] Group 2 - The article proposes three strategies for China to address its tungsten dependency: diversifying procurement sources, accelerating domestic production and technology development, and establishing strategic reserves [5][7] - It suggests that China should deepen cooperation with countries like Vietnam and African nations for tungsten sourcing and processing, while also encouraging domestic research and development to enhance tungsten processing capabilities [5][7] - The establishment of strategic reserves is recommended to ensure a buffer against supply disruptions, similar to reserves for food and oil [5][7]