
A robot from Huayan Robotics threads a needle using the micron-level visual positioning technology from Keyence during the 9th China International Import Expo (CIIE) in Shanghai on November 6, 2026. (Photo by Jade GAO / AFP via Getty Images)

A robot from Huayan Robotics threads a needle using the micron-level visual positioning technology from Keyence during the 9th China International Import Expo (CIIE) in Shanghai on November 6, 2026. (Photo by Jade GAO / AFP via Getty Images)