After graduating from the Chinese Classical Dance Department of Beijing Dance Academy in 2007, Zhang Zhenxin joined the National Ballet of China in the same year. He has performed many Chinese and foreign ballets, such as The Red Detachment of Women, The Yellow River, The Little Mermaid and Songs and Dances of the Earth, etc. Zhang was appointed as the Director in Chief of the 2nd, 4th and 8th Ballet Workshop Evening of NBC. He worked as one of the choreographers in the Chinese ballet named The Crane Calling, which was successfully premiered in Beijing Tianqiao Theater in September, 2015. In addition, he also worked as one of the choreographers in the large-scale original ballet Like Flowers, which was successfully premiered at the National Centre for the Performing Arts in September 2020. He also served as one of the choreographers in the large-scale original symphony ballet Inspiration and Glory in 2021 and the original ballet A Dream of Red Mansions in 2023. He has individually choreographed and danced a number of modern ballets like Close Your Eyes When It's Getting Dark, Hue of Dawn, About the Dream-Longing, Xianglian, the Competing Lotus, An Ending without Result, Next Round, Sailing My Dreams Away, The Journey Home and Fusing, etc.

Zhang Zhenxin won the Outstanding Youth Choreographer Award in 2012 National Art Troupes Festival of China and Best Dancer Award of Ballet Group in the 7th National Television Dance Competition of China in 2013. He obtained the Dance WEB scholarship in ImPulsTanz - Vienna International Dance Festival in 2013 and got the Asian Cultural Council(ACC) scholarship in 2014. In 2016, he won the title of the “Excellent Expert of The Ministry of Culture of China”. His modern ballet Close Your Eyes When It’s Getting Dark has won various awards such as the Outstanding Choreography Award from the Excellent Repertoire of the National Art Troupes of China, nominated as the Best Choreography at the 19th Benois de la Dance in Moscow as well as the Silver Medal of Ballet Group in the 7th National Television Dance Competition of China. The ballet has been staged by the Company in Singapore, Russia, France and America, etc.

As a guest artist, Zhang Zhenxin has been invited to many artistic activities. From 2007 to 2009, he collaborated with the renowned British choreographer Akram Khan, participating in his company’s performance of the contemporary dance works - Bahok and Confluence and was invited as the guest dancer to the world tour of the company. He participated in the dance poem Memory of Yan’an of the Art Troupe of the Political Department in Armed Police Headquarters as a guest dancer in 2013. In 2007 and 2014, he danced as the lead dancer in performances in the CCTV Spring Festival Gala Evening. In 2014, he performed the Next Round in the East Asian Youth Ballet Week in Yokohama, Japan. In July 2017, he created and performed the modern work Fusing on the stage of Nijiinsky at the invitation of Hamburg Ballet, which received wide acclaim. Since 2019, he has participated in the activities of “Top Dancers” into Campus organized by the China Dancers Association for many times and served as a judge for several times.