Group 1 - The core issue in various industries is the lack of technical barriers, leading to price wars and temporary revenue streams [1][3] - The phenomenon of "involution" is evident in the food industry, where extremely low prices raise concerns about product quality and safety [3][4] - The competition in low-end manufacturing has resulted in a race to the bottom, affecting product quality and safety, particularly in the electric vehicle sector [3][4] Group 2 - Tesla remains a preferred choice in the electric vehicle market despite controversies, indicating strong brand loyalty and market positioning [4][5] - The contrast between Tesla's focused product strategy and the frequent model launches by domestic brands highlights differing approaches to market competition [5][6] - The success of Tesla is attributed to its strategic focus on core models, which enhances brand image and customer loyalty, contrasting with the fragmented strategies of many domestic manufacturers [5][6]