[3] He had defeated every notable Cambodian fighter including Sen Bunthen, Vorn Viva, Meas Chantha, Chey Kosal and Outh Phouthang.

[7] In October 2009, Thun Sophea defeated Ugandan boxer Muhammed Nsugbuga in a first-round TKO by low kicks.

[8] In January 2010, Thun Sophea defeated veteran fighter Vouey Sothun at TV5 Boxing arena by decision.

[9] In February 2010, Thun Sophea defeated English fighter Jason Woodham by low kicks in the third round.

[15] In December 2019, his student at the Ministry of National Defense, Bun Sothea, defeated strong fighter Sok Thy of Banteay Meanchey by decision.