The Blitzboks made a winning start to their Singapore Sevens campaign on Saturday.
Coach Philip Snymans side beat Spain 21-14, with pool matches against Great Britain 10.20am SA time and Fiji 1.46pm SA time to come.
Anton Legorburu Anso opened the scoring with a try for Spain after the Blitzboks had come close at the other end, with Francisco Cosculluela drop-kicking the touchline conversion.