Korean media reported that the younger brother of singer and actor Cha Eun Woo (astro member) became the center of attention when he appeared on stage at a conference as an artificial intelligence (AI) expert.
Lee Dong Hwi - Cha Eun Woo's younger brother (real name Lee Dong Min) - attended Korea's largest in-depth AI conference "AI Summit Seoul & Expo 2025" with CEO Jo Yong Min of Unbound Lab, as a speaker at the presentation titled: "AI formula: From AI tools created for brothers, successfully developing brand authentication tools".
At the conference, Lee Dong Hwi presented the AI model for data collection - a topic that is attracting much attention in the entertainment industry.
This technology allows the automation of collecting and arranging huge amounts of data on the network so that AI can use them right in the learning and analysis process.
This will support areas such as real-time trend analysis, content proposal, automatic music creation, videos, text, and fan community management.
The organizers of AI Summit Seoul said: Researcher Lee Dong Hwi has developed an AI model for data management for famous artists like his brother, Cha Eun Woo. During this process, he received many cooperation requests from consumer goods companies interested in applying this technology to products and brands.

Cha Eun Woo once introduced: My younger sister is an international student, currently studying at one of the 9 prestigious universities in China, majoring in journalism and media.
It is known that Lee Dong Hwi graduated from Fujian University in China and worked for a large domestic advertising company before joining the creative technology investment company Unbound Lab.
He made a surprise appearance on tvN's "Finland Apartment Life" in December last year, and also recently appeared briefly on tvN's "You Quiz on the Block" in June.
Lee Dong Hwi attracted attention thanks to his handsome appearance that is not inferior to his brother. The two brothers' education also made many people admire them.

When studying at Hanlim College of Arts and Entertainment, Cha Eun Woo was the President of the student association and was always in the group of 3 best students in the school. Not only has he had impressive academic achievements, the actor has won a series of awards for English, reading, talent competitions and debate.
Cha Eun Woo also has many talents such as playing well with piano, guitar, flute, violin, melodica... He also loves playing sports, especially football, basketball, and even represented Gunpo City and county in competitions.
Later, Cha Eun Woo passed the entrance exam to the Department of Performing Arts of Sungkyunkwan University - a long-standing university in Korea. Cha Eun Woo's university professor once commented that during his time studying here, the male artist, although busy, still achieved high scores.
Currently, in addition to his mother tongue (Korea), the 1997-born handsome man can speak English, Chinese, Japanese and know French.