Group 1 - Nvidia has announced a new robot "brain" set to be revealed on August 25, 2025, with a teaser post on social media [1] - The teaser included a black gift box and a card signed by Jensen Huang, indicating a focus on robotics [1] - At the SIGGRAPH conference on August 12, Nvidia introduced an open-source physics AI application and a robot vision reasoning model called Cosmos Reason [1] Group 2 - The China Securities Index for automotive parts tracks 100 listed companies involved in automotive systems, interiors, electronics, and tires [1] - The automotive parts ETF closely follows this index and saw a rise of over 1.4% during trading, driven by Nvidia's announcement [1] - As of July 31, 2025, the top ten weighted stocks in the automotive parts index account for 40.36% of the index, including companies like Huichuan Technology and Fuyao Glass [2]