Kuala Lumpur, Jan. 30 -- Australia and South Africa are set to face off in a crucial semifinal encounter of the ICC Under-19 Women's T20 World Cup here on Friday.

While Australia enter the fixture after a shock defeat, South Africa remain undefeated, setting up a fascinating contest between a battle-hardened unit and a team yet to play a full 20-over match in the tournament.

Australia topped their group with dominant victories over Scotland and Nepal, and a hard-fought two-wicket win against Bangladesh. Their commanding win against West Indies in the Super Six stage ensured a semifinal berth even before their final clash against Sri Lanka, where they faltered in a low-scoring chase, failing to reach a target of 100.

The Australian bowlin...