Stereo (KO), Thanongdet Petphayathai, Jaroenchai Keza Gym, Kongfah Audonmueng, Olan Kaewsamrit, Noppadet Siangsimewgym, Saiyok Pumpanmuang, Big Ben Chor Praram 6.

[5][6][7] He then beat Mehdi Zatout by unanimous decision in the tournament semi-finals in Nakhon Ratchasima, Thailand on November 25, 2012.

[10][11] Singmanee stopped Salardine Etnaker with a liver shot to retain his WPMF belt at Muaythai Superfight in Pattaya on June 14, 2013.

[12][13] He will put his WPMF welterweight strap on the line against Sean Kearney at the King's Cup 2013 in Bangkok, Thailand on December 4, 2013.

[15] He lost to Kem Sitsongpeenong via TKO due to a cut in round two at Muay Thai in Macau on June 6, 2014.