Glachant began her career as the executive producer of Shanghai Dreams (2005) and continued to co-produce succeeding features by Wang Xiaoshuai including 11 Flowers (2011) and Red Amnesia (2014). She also worked on productions directed by Li Yu, Lu Chuan and Lou Ye. She founded the production company Chinese Shadows, whose production includes Three Sisters (2012) and Marlina the Murderer in Four Acts (2017), and the international sales company Asian Shadows, which represents films such as Coming Home Again (2019) and Out of this World (2021). Glachant is also the Greater China representative for UniFrance.