The Black Starlets of Ghana defeated their counterpart by 6-1 in a pre-world cup friendly on Wednesday ahead of the World Cup which kicks starts next week.
The under 17 side, who are well poised, grabbed the opener in the 16th minute through Ibrahim Sadiq before Aminu made it two moments after.
Aminu again increased the tally for the Black Starlets on 35th minute mark as Emmanuel Toku made if four before the break.
And after recess, Aminu sealed his hat-trick in the 59th minute to make it five.
Sadiq Ibrahim grabbed his brace in the 65th minute see the Starlets confidence on the rise.
The Guineans grabbed a consolation goal through Camarra Gloise in the 74th minute to wipe their goalless tag.