At age seven, she competed in a children's group tournament held in South Korea as the fifth member of the Taipei team, and won three out of three matches.

After winning the Kaiho National Children's Go Cup at age eight, Cheng Mingchi introduced her to Kou Mousei, her future teacher.

In 2006, Xie became the first winner of the Wakagoi Cup, a tournament among players 30 years old or younger and 5-dan or lower.

[1] Due to these achievements she won the annual Kido Female Award from Nihon Ki-in.

In the 59th NHK Cup she became the first female player to enter the quarter-finals, but was defeated by Naoki Hane.

She lost her Female Kisei title to the challenger Kikuyo Aoki, losing her reign as the three-title holder.

She also formed a singer group MONOTONE along with fellow Go players Taiki Seto and Seiken Takanashi, and released their first single, i★GO.

In 2014, Xie defended the Female Kisei title from the challenger Kikuyo Aoki for the second consecutive year.

She also defended the title of Female Meijin for the seventh consecutive year, this time from the challenger Keiko Kato.

In 2015, Xie defeated Rina Fujisawa 3–2 in the Female Honinbo tournament, winning the title for the first time in three years.