[2] After the Olympics, he participated in the Chinese Taipei Open, competing in both singles and doubles events, but was eliminated in the third round of each.

In March, Hsieh competed in the Badminton All England Open, where he lost to Indonesia's top players in the first round of both singles and doubles.

In the singles event, he defeated India's Chetan Anand 9-21, 22-20, 21-17 in the second round but was eliminated by China's Lin Dan 16-21, 14-21 in the quarter-finals.

Hsieh competed only in the men's singles at the Singapore Open held in June, where he lost to Indonesia's Sony Dwi Kuncoro 15-21, 15-21 in the second round.

In August, Hsieh competed in the Macau Open Grand Prix Gold, where he was eliminated in the quarter-finals by Indonesia's Taufik Hidayat with a score of 16-21, 14-21.

He lost to a Malaysian mixed doubles pair in the qualification match and was later defeated 13-21, 9-21 by Indonesia's Dionysius Hayom Rumbaka in the second round.

In 2010, Hsieh struggled in many tournaments, often losing in the first round to younger players from various countries, except at the Macau Open Grand Prix Gold.