Shares of Chinese robotics‑component suppliers climbed after a local report said Tesla teams had arrived in the country to audit suppliers and place additional orders to boost production of its Optimus humanoid model https://www.bloomberg.com/news/articles/2026-09-18/chinese-robotics-suppliers-rise-on-tesla-optimus-audit-report?taid=6aacd3674ca3b500013d484a&utm_campaign=trueanthem&utm_content=business&utm_medium=social&utm_source=twitter