Whatta unit! IOI's recently debuted sub-unit has gone into extra production for their single album 'Whatta Man' after the initial batch of 30,000 copies!

Soon after pre-sales for IOI's new single album opened up on August 2, the initial batch number sold out in minutes. Currently, pre-sale numbers have reached approximately 55,000, definitely calling for extra productions!

The sub-unit's single "Whatta Man (Good Man)" is a remake of�Linda Lyndell's 1968 hit "What A Man", and has maintained impressive rankings on music charts since its release.�