Hua Hin, Thailand, 2 February 2019 |

Ajla Tomljanovic routed Zheng Saisai to take her place in the semifinals of the WTA Toyota Thailand Open.

The sixth-seeded Tomljanovic beat the Chinese player 6-1 6-3 in one hour and 24 minutes to advance on Friday.

She is the highest seed left in the final four, after top seed Garbine Muguruza was upset by eighth seed Dayana Yastremska in straight sets.

Tomljanovic, who is yet to drop a set this week in Hua Hin, next faces Slovene Tamara Zidansek for a place in the final.

Zidansek beat Viktorija Golubic in three sets.