She spent around 2 years serving as camera operator, cinematographer, producer and assistant director for commercials and music videos before studying at the London Film School.
[7] That same year, her screenplay Without a Sound was selected as one of the top 12 projects at Venice Biennale Collage-Cinema 2016/2017,[8][9] and shortlisted for Sundance Screenwriters Lab with working title Without a Trace.
Rouven Linnarz from Asian Movie Pulse wrote, "Hong Eui-jeong has created an ambitious piece of work, whose cast and aesthetics are just two aspects within a story that offers a rich, but also grim social subtext".
[21] Jennie Kermode of Eye of Film was similarly positive and wrote, "Hong Eui-jeong directs with such assurance and such flair that it's hard to believe this is her first feature", and concluded, "Voice Of Silence will horrify you, charm you, make you laugh, thrill you and leave you on the brink of tears.
"[22] Nick Allen of Roger Ebert wrote in his Fantasia review, "[...] an impressive feat far more nuanced than Hollywood would ever dare without making it a jokey affair", and "[...] Hong is confident, and wholly trusting the audience does not see black and white".