[2][3] She won the silver medal at the 2014 Asian Junior Championships in the girls' doubles event partnered with Du Yue.

[5] Together they won a silver medal at the 2015 BWF World Junior Championships after earning a bronze the previous year.

Partnered with Du Yue, she finished in the quarter-finals after defeated by the eventual gold medalist Greysia Polii and Apriyani Rahayu of Indonesia in rubber games.

Chinese media reported that the women's doubles pair Li Yinhui and Du Yue world ranking were removed on 25 January 2022.

[1] Based on BWF interview, Li has a complication arising out of pneumonia, which, added to a genetic heart ailment, necessitated constant medication.