xrsa1917

Member Information

  • Username
    xrsa1917
  • ID
    665310
  • Membership level
    Junior Member
  • Gender
    man
  • Education background
    BA
  • Field of study
    material science
    Chemical
    chemical engineering
    Other

Active profile

  • Online Time
    6 Hours
  • Registration date
    2026-5-30 13:19
  • Last visit time
    2026-8-28 04:42
  • Last activity time
    2026-8-28 03:05
  • Last post time
    2026-8-28 03:25
  • Time offset
    The system default