Yu-chieh started to play tennis at the age of five. Her favourite surface is
hardcourt. On 13 April 2012, she won her first doubles title at an $50k tournament in
Wenshan City, China. She and sister Hsieh Su-wei defeated the home team of
Liu Wanting and
Xu Yifan in the final. On 26 May 2012, Yu-chieh won her second ITF doubles title, at a $25k event at
Karuizawa, Japan. She played with
Kumiko Iijima of Japan, beating
Samantha Murray and
Emily Webley-Smith in three sets. She made her first
WTA Tour quarterfinal at the International-level tournament in
2012 Guangzhou, China, partnering with her sister Su-wei. On 24 March 2014, she won her third ITF doubles title, at a $50k event in
Osprey, Florida. She played with
Rika Fujiwara of Japan, beating
Irina Falconi and
Eva Hrdinová in three sets. Her first WTA Tour final was in September 2018 in Seoul, where she and her sister were beaten by Korean pair
Choi Ji-hee and
Han Na-lae. ==WTA Tour finals==