Hong Seong-dae, Founder of Sangsanhakwon and Author of "Suhak-ui Jeongseok," Steps Down as Chairman

Son Hong Sang-wook, CEO of Seongji Publishing, Appointed as 2nd Chairman

Hong Seong-dae, the first chairman of the Sangsan Academy Foundation

[Asia Economy Reporter Han Jinju] Hong Seong-dae, author of the mathematics textbook Jeongseok and founder of the autonomous private high school Sangsan High School, has stepped down from his position as chairman.

According to Sangsan Academy on the 28th, Chairman Hong voluntarily resigned from his position on the 27th, coinciding with the school's 40th anniversary. At the farewell ceremony held that day, Hong Sang-wook, chairman of Seongji Publishing and son of Chairman Hong, was inaugurated as the second chairman.

In his farewell speech, Chairman Hong recalled, "The past 40 years of Sangsan have been a series of hardships, but with indomitable will and passion, we have built a proud tradition and history."

He added, "From now on, I will step away from the chairman position and watch over Sangsan's infinite development and glorious future. I pray that Sangsan will grow greener and newer day by day and shine throughout the world."

The new chairman, Hong Sang-wook, graduated from Seoul National University and has been running Seongji Publishing. He served as a director of Sangsan Academy for 30 years since 1991.

This content was produced with the assistance of AI translation services.