Lee Il-hyung is a South Korean film director and screenwriter. Prior to directing his first feature film "A Violent Prosecutor" (2016), Lee is an assistant director on films, such as "The Moonlight of Seoul" (2008), "My Way" (2011) and "" (2014), and commercial films.
Lee Il-hyung worked in the film industry for at least 8 years before directing his first feature film
The earliest credit given in the context is 2008 which is 8 years before 2016. I think the system got it wrong because the statement requires math