Group 1 - The article emphasizes the importance of unique competitive advantages for companies to survive and thrive in a highly competitive market [15] - Companies must adapt their strategies according to different market stages: being pioneers in empty markets, disruptors when competitors emerge, and striving to be unique in saturated markets [1][3][4] - The article outlines three competitive battlefields: the initial stage focuses on resource competition, the advanced stage on efficiency, and the top stage on irreplaceability [7][8][11] Group 2 - In the initial battlefield, companies often rely on resources such as capital and materials, leading to fierce competition and declining profits [7] - As competition intensifies, companies shift to improving efficiency through process optimization and cost reduction, but this can also lead to profit dilution [8] - In the top battlefield, companies that offer irreplaceable products or services dominate the market, exemplified by Tesla's technology and Apple's ecosystem [11]