Alex Bogdanovic set up an all-British second round clash in the Thailand Open after beating Yeu-Tzuoo Wang 6-7 (7-9) 6-4 6-4 in the first round.
Bogdanovic has won two Challenger titles this year
Bogdanovic will meet the winner of the match between Andy Murray and Tim Henman which takes place on Wednesday.
Bogdanovic recovered from losing the first set to level the match and was a break down in the final set.
But he hit back from 4-3 down to serve for the match and finally clinched victory with his fourth match point.
Meanwhile second seed Marcos Baghdatis has been forced to pull out of the tournament because of a shoulder injury he suffered in practice on Sunday.
The Australian Open finalist could be out of action for up to three weeks - hitting his hopes of winning a place in the end-of-season Masters Cup.
Top seed Ivan Ljubicic of Croatia needed almost two hours to see off the spirited challenge of Spain's Fernando Vicente, winning 6-3 3-6 6-4.
Former world number one Juan Carlos Ferrero of Spain made an early exit from the competition, beaten 4-6 6-2 6-4 by German Mischa Zverev.
US seventh seed Robby Ginepri reached the second round with a 6-3 6-4 victory against Denmark's Kenneth Carlsen.