Krishnagiri: Left-handed batsman Quinton de Kock scored a quick fire century to help South Africa A pile up a massive first innings score of 542 as India A struggled at 122/3 at stumps on the second day of the first four-day cricket match at the Krishnagiri Stadium on Wednesday.

For India A, skipper Ambati Rayudu (11 not out) and (Karun Nair 0 not out) remained unbeaten at the end of the day with a challenging task ahead as the hosts trail by an enormous 420 runs with seven wickets in hand in the first innings.