Lerdsila then moved to Bangkok when he was 12 years old to pursue a career in professional Muay Thai, training at Jocky Gym which created many legendary fighters such as Saenchai, Somrak Khamsing, Silapathai Jockygym, and Rolex Kaennorasing.

Lerdsila explained that he likes to mix Muay Thai with techniques he saw in other martial arts such as Taekwondo, Karate and Boxing.

His biggest achievement occurred in 2004 when he defeated Pinsinchai and Won the Rajadamnern Stadium Super Bantamweight (122 lbs) title.

Lerdsila suffered decision loss to Deng Zeqi during the 2015 Wu Lin Feng & WCK Muaythai: China vs USA event.

[11] On November 17, 2018, he faced Sok Thy a second time at ONE Championship: Warrior's Dream, where Lerdsila won by unanimous decision.

On April 12, 2019, Lerdsila defeated Kohei "Momotaro" Kodera by unanimous decision at ONE Championship: Roots of Honor.

Lerdsila fought Huang Shuailu in the event Wu Lin Feng 2021: World Contender League 7th Stage, losing by decision.