Group 1 - The core viewpoint of the article indicates that tungsten wire diamond wire saws are becoming the mainstream product in the market, with a significant market share [1] - In July, the market share of tungsten wire diamond wire saws was approximately 80%, while the company's own shipment of tungsten wire diamond wire saws accounted for about 85% of its total shipments [1] - The article suggests that carbon steel diamond wire saws may accelerate their exit from the market due to the dominance of tungsten wire products [1]