2009–2013: Sunny Days In 2013, Zhang became a trainee in South Korean management company Haeun Entertainment. In the same year, she debuted her singing career by becoming a member of South Korean girl group
Sunny Days. In 2013, she won the championship of
K-Pop World Festival in China. In 2014, she left the group.
2014–present: Morning Bound for Midnight In 2014, Zhang competed in
season 3 of the Chinese singing talent show
The Voice of China, and was the winner where she covered the Chinese singer Reno Wang's song "Where Is the Time Gone?" in the final round. In the same year, she sang the interlude song titled "In the Span of a Kiss" for the Chinese television drama
The Young Doctor. In 2015, she sang the interlude song titled "Annual Ring" for the Chinese television drama
The Journey of Flower. In the same year, she appeared on the Chinese reality show
Be the Idol. In 2016, she appeared on the Chinese reality show
Mask Singer. In the same year, she held her first solo concert, and released her debut solo studio album,
Morning Bound for Midnight. In March 2017, she appeared on the Chinese singing competition
Singer.
Singer 2017 In March 2017, Zhang took part in
Singer 2017, the fifth season of
Hunan Television's long-running series
I Am a Singer which series were renamed to Singer on the same year. She entered the competition as the third challenger; she was originally eliminated in her debut week per the challenge rules (which required her to finish in the top four, where Zhang finished last), but eliminations were canceled after one contestant (Tan Jing) withdrew from the competition. Despite her elimination in the following week (for finishing last in both weeks), she eventually made it to the finals after qualifying in the Breakouts, where she finished sixth. == Personal life ==