| Who is it? | Yello Mobile |
| Birth Place | Seoul, South Korea, South Korea |
| 2003 | South Korea U-173(0) |
| 2011 | → Daejeon Citizen (loan)7(1) |
| 2015 | → Seongnam FC (loan)3(0) |
| Date of birth | (1986-08-03) 3 August 1986 (age 31) |
| Place of birth | Yongin, Gyeonggi, South Korea |
| Height | 1.79 m (5 ft 10 in) |
| Playing position | Winger |
| Current team | Gyeongnam FC |
| 2002–2004 | Dongbuk High School |
| Years | TeamApps(Gls) |
| 2005–2009 | FC Seoul50(9) |
| 2010–2013 | Jeju United17(5) |
| 2012–2014 | → Sangju Sangmu (army)39(18) |
| 2014–2015 | Jeonbuk Hyundai31(3) |
| 2016– | Gyeongnam FC1(0) |
| 2003–2004 | South Korea U-204(1) |
| Hangul | 이상협 |
| Hanja | 李相俠 |
| Revised Romanization | I Sanghyeop |
| McCune–Reischauer | Ri Sanghyŏp |
Lee Sang-Hyuk, better known as the founder and CEO of Yello Mobile in South Korea, is projected to have a net worth of $1 billion by 2024. Yello Mobile, a leading digital marketing company, has experienced impressive growth under Lee's leadership, offering a wide range of services to businesses and consumers alike. Through strategic acquisitions and partnerships, Lee has successfully expanded Yello Mobile's reach in the South Korean market, making it one of the most prominent players in the industry. With his entrepreneurial acumen and ambition, Lee Sang-Hyuk is certainly a force to be reckoned with in the world of business.
In 2005, He debuted in K League for FC Seoul, and made 2 appearances in 2 years, inclusive of the K-League Cup, but began to increase the number of appearances by starter player from Şenol Güneş became the new manager. He has contributed to the runner-up for 2008 K-League.
He moved to Jeju United in 2010. In all competitions Lee scored 6 goals in 18 appearances for Jeju United.
On 29 July 2011, Lee joined Daejeon Citizen on loan from Jeju United.
