Cape Town - South Africa's top-ranked player Kevin Anderson has eased into the second round of the French Open after beating Tim Smyczek 6-4, 6-4, 6-2 at Roland Garros on Tuesday.
Anderson, seeded 15th for the tournament, will next face Chinese Tapei's Yen-Hsun.
Lu beat Blaz Kavcic to advance to the second round.
The 29-year-old South African was never troubled on his serve, not facing a single break point the entire match and serving up 9 aces, while going on to breaking his American opponent four times in the process.
Anderson's has reached the Round of 16 at Roland Garros twice (2013 and 2014), which have been his best results at the tournament to date.