About two hours into trade, the main TAIEX index climbed to 8,905.81, reversing a 0.2 percent fall in the prior session.
Largan Precision, which makes camera phone lenses for Apple, rose 1.7 percent, sending electronics shares up by 0.2 percent.
Smartphone maker HTC rose 0.4 percent. The company is set to announce its fourth-quarter outlook after market close.
Other winning sectors included textiles which gained 0.8 percent and food which rose 0.2 percent.
The Taiwan dollar rose 0.069 percent to T$30.381 to the US dollar.
Taiwan's economy posted its best growth in nearly two years and beat market expectations as increased demand for Apple's new iPhone 6 boosted the island's electronics exports.