Despite dominating ball possession from the start, the Central Asian side only opened accounts in the 42nd minute through Alireza Safari.

Guam, who had no shots on target in the first half, conceded a second goal a minute after the restart when Kasra Taheri put the ball past keeper Josiah Jones.

Taheri, who came on at the start of the second half, fired home IR Iran’s third in the 74th minute and completed his hat-trick five minutes later.

Saeid Saharkhizan put his name on the scoresheet in the 84th minute, with captain Mohammad Javad Hosseinnezhad completing the scoring in the 90th minute.

A balanced first half saw both sides matching each other well with only half-chances falling the way of the home side.

A quick break in the 33rd minute saw Hazim Abbaas released on the right with his curler sailing just over the bar before Mansoor Almenhali's downward header was an easy catch for Hong Kong, China goalkeeper Chan Kun Sun.

The deadlock was broken in the 58th minute when Abbaas delivered a cross to the back post for Almenhali to nod back across the face of the goal where an alert Junior Ndiaye slid in to steer home.

Against the run of play, the East Asians nearly drew level three minutes later when Ma Hei Wai created space outside the box with his curling shot drawing a finger tips save from Khaled Tawhid.

UAE made Hong Kong, China pay for their inability to convert their chances as Ali Almemari struck nine minutes from the end to settle the contest.