Tsinghua University's Ding Ning team, together with Beijing University of Posts and Telecommunications, Peking University, and Nature Will researchers, released HandsOn, a simulation platform and benchmark for cross-embodiment dexterous manipulation, including 66 tasks and 18,000 demonstrations. Trained strategies achieved a top success rate of 29.1% on Core-50, while GPT-6 scored 5.2% on Core-50 and 1.9% on Transfer-16. The paper, code, and data have been released.