On May 19, 2016, Saensatharn defeated Dylan Salvador in Paris by decision to win the WMC World Welterweight Championship.
One of his highlights included a brutal one-punch knockout of Hosein Nasiri at THAI FIGHT Chiang Rai on October 27, 2018.
However, Saensatharn was forced to withdraw from the fight due to an injury, resulting in Moisa winning the tournament via forfeit.
[2] He returned on June 29, 2019 at THAI FIGHT Betong to face David McCarthy, where he won via second-round technical knockout via doctor stoppage.
[3] Following a 15-month hiatus, Saensatharn returned to action on September 19, 2020 at THAI FIGHT New Normal, facing Andi Uustalu.