The 45-year-old beat the earlier record of 39 hours and 6 minutes, which was set by a Nepali woman climber, Phunjo Jhangmu Lama.
source https://www.jagranjosh.com/current-affairs/tsang-yinhung-sets-world-record-by-becoming-the-fastest-woman-to-scale-mount-everest-1622450506-1