Group 1 - xAI, founded by Elon Musk, has hired AI experts from Nvidia to develop world models, which differ from traditional language models by training on vast amounts of video and robotic data to understand the physical laws of the real world [1] - World models are generative AI models that comprehend the dynamics of the real world, including physical and spatial properties, using inputs like text, images, videos, and motion data to generate video [1] - Nvidia has launched two tool products aimed at smart driving, robot training, and the development of industrial digital twins [1] Group 2 - CAE manufacturers in China have a significant advantage in understanding the application of physics in the industry due to their long-term accumulation of physical field simulation data [1] - Suochen Technology's "Tiangong·Kaiwu Platform" is based on generative physical AI technology and real scene rendering technology [1] - Energo Technology provides industrial digital twin solutions [2]