Olga Danilovic became the first player born in the 21st century to win a WTA title in Moscow at Anastasia Potapova's expense.
Misaki Doi and Timea Babos reached the OEC Taipei WTA Challenger final at the expense of Evgeniya Rodina and Kirsten Flipkens.
A 6-0 6-3 victory over Flavia Pennetta saw Simona Halep get her WTA Finals campaign off to a promising start.
There were no surprises at the Hong Kong Open on Thursday as the four seeds in action all made it through to the quarter-finals.
World number four Garbine Muguruza will not compete at this week's Hong Kong Open due to an ankle injury.