Serial entrepreneur Jo Jung-kyu, who has achieved annual sales of 100 billion won, revealed the secrets to his success and gave viewers a tour of his home in Pyeongchang-dong on the EBS show “Seo Jang-hoon’s Millionaire Next Door.”
Serial entrepreneur Jo Jung-kyu, who has achieved annual sales of 100 billion won, revealed the secrets to his success and gave viewers a tour of his home in Pyeongchang-dong on the EBS show “Seo Jang-hoon’s Millionaire Next Door.”