American Katie Volynets won against Slovenian Tamara Zidansek 6-2, 6-2 to move into the second round of the Thailand Open at the True Arena Hua Hin.

Volynets, ranked No 125, will play German Tatjana Maria, the No 4 seed, next.

Hua Hin WTA 250, other first-round results (True Arena Hua Hin, hard, USD 267.082, most recent results first):

• Thasaporn Naklo vs. Yulia Putintseva
• Taylah Preston vs. Lin Zhu
• Alina Korneeva vs. Yafan Wang
• Zhuoxuan Bai vs. Chloe Paquet
• Anna Karolina Schmiedlova vs. Mai Hontama
• Linda Fruhvirtova vs. Anastasia Tikhonova: tuesday
• Yue Yuan vs. Arina Rodionova: tuesday
• Tatjana Maria beat Arianne Hartono (Q): 6-3, 6-1
• Paula Badosa beat Lanlana Tararudee (WC): 3-6, 6-4, 6-1
• Viktorija Golubic beat Laura Pigossi: 6-1, 6-2
• Xinyu Wang (3) beat Emina Bektas: 5-2 ret.
• Diana Shnaider beat Magda Linette (1): 6-4, 1-6, 6-1
• Dalma Galfi (Q) beat Ajla Tomljanovic (WC): 6-3, 6-0
• Nao Hibino beat Kamilla Rakhimova: 7-6 (4), 6-0
• Xiyu Wang (5) beat Qiang Wang: 6-1, 6-1