Zheng Zhiling has been good at stamina sports since a child, and began training as a marathoner. Under the guidance of professional trainers from Shanghai Track & Field Team, she has gradually given play to her sports talents.
In 2016, she finished 8th with 2’32’’51 in Seoul Marathon. Afterwards, she finished 7th with 2’36 in Hengshui International Marathon. She also participated in 3000m Steeplechase in 2016 Rio Summer Olympics, ending up in top 16.