Juncheng Shang defeated Roberto Carballes Baena at the Bordeaux Challenger on clay in the round of 16, securing a commanding 6–2, 6–3, 7–6(2) victory. Shang's composed performance across all three sets demonstrated clear control, particularly in the opening two frames where he broke serve decisively. Carballes Baena offered some resistance in the third set, forcing a tie-break, but Shang converted the deciding moment with a 7–2 margin in the breaker to seal progression. The result underscores Shang's growing comfort on the clay court circuit and his ability to manage varied opponents at Challenger level.