Brandon Cruz tested Arnold Dinong, but Dinong remained unbeaten Sunday night in Corona, California.
The 26-year-old Dinong out-landed the taller, aggressive Cruz on all three scorecards to win their featherweight fight by unanimous decision on the Michael Dutchover-Jorge Marron Jr. undercard at Omega Products International Event Center. Judge Rudy Barragan (58-56) scored four rounds for Dinong (7-0, 1 KO), who landed numerous flush left hooks and won five rounds apiece on the cards of judges Carla Caiz (59-55) and Fernando Villarreal (59-55).
Dinong, of Daly City, California, won a fifth consecutive contest on points. San Diego’s Cruz, 21, lost a second straight bout and dropped to 6-2 (4 KOs).
Dinong’s left hook stopped Cruz in his tracks with about 1:35 to go in the sixth and final round. By then, Dinong had built a comfortable lead on the scorecards and cruised to victory.
Cruz and Dinong traded hard shots 30 seconds into the fifth round. Cruz’s right hand to the body landed just after the halfway point of the fifth round.
Cruz’s left hook knocked Dinong off balance with just over 30 seconds to go in the fifth.
Dinong continued catching Cruz with a flush left hooks in the fourth round, one of which snapped back Cruz’s head just before the midway mark of it.
A competitive third round ended with Cruz connecting with a right to the body of Dinong, who fired back with a left hook up top just before the bell sounded.
Dinong’s left hook caught Cruz with just under two minutes remaining in the second round. A right hand by Dinong landed with just over a minute to go in that second round.
Dinong cracked Cruz with another left hook where there were about 40 seconds left in the second round.
Dinong connected with a left hook just before the first round ended.
Keith Idec is a senior writer/columnist for BoxingScene.com. He can be reached on Twitter @Idecboxing.