Buriram United remain on course for a sweep of three domestic titles after beating Ubon UMT United 4-1 to reach the League Cup semi-finals last night.
At Chang Arena, Buriram's Pansa Hemviboon scored an own-goal to give Ubon the lead after 16 minutes.
The defender tried to clear a soft shot but his poor clearance went past Buriram goalkeeper Siwarak Tedsungnoen.
Philippine forward Javier Patino eqaulised for the Thunder Castle in the 39th minute.
Five-time League Cup champions Buriram were unstoppable in front of their supporters in the second half as in-form Brazilian striker Digo Luis Santo found the back of the net twice after 57 and 63 minutes.
Supachok Sarachat completed the rout, claiming the fourth goal for the hosts in injury time.
Buriram are the runaway leaders in Thai League 1 with a nine-point advantage over True Bangkok United.
Bozidar Bandovic's men are also in the FA Cup semi-finals.
Also last night, Nakhon Ratchasima beat Ranong United 3-1 and Chiang Rai United defeated Air Force Central 1-0.
