Lee and Thiam had been due to come face to face on Tuesday but the Paris based knockout artist's arrival was delayed following a cancelled flight so they will finally go head to head at tomorrow's weigh in.
All the undercard boxers for Saturday will also weigh in at 1:30pm tomorrow including both of Mike Perez's opponents. The undefeated Cuban heavyweight will create a piece of history on Saturday by fighting twice in one night.
Limerick's Jamie Power will also weigh in ahead of his Irish Light Heavyweight title bout against Mayo's John "The Warrior" Waldron.
The full line up for Saturday's Yanjing Fight Night is as follows:
- Andy Lee V Mamadou Thiam (Middleweight - 10 Rounds)
- Jamie Power V John Waldron (Irish Light Heavyweight Title - 10 Rounds)
- Luis Garcia V Alexander Sipos (Super Middleweight - 6 Rounds)
- Andy Murray V Amir Unsworth (Lightweight - 6 Rounds)
- Mike Perez V Tomas Mrazek (Heavyweight - 4 Rounds)
- Paddy McDonagh V Ciaran Healy (Super Middleweight - 6 Rounds)
- Michael Sweeney V Tommy Tolan (Cruiserweight - 4 Rounds)
- Alan Donnellan V Ryan Clark (Light Middleweight - 4 Rounds)
- Mike Perez V Edgar Kalnars (Heavyweight - 4 Rounds)
Doors open at the University Arena from 5pm with the first bout at 6pm.
RTÉ TWO's live coverage of the event begins at 9pm.