"TOP Media". Modudabase. Archived from the original on 5 October 2013. Retrieved 30 July 2013.
mydaily.co.kr
""7년6개월, 행복한 추억들만 만들어줘서 고맙습니다"…업텐션 샤오, 전속계약 만료 친필편지 [공식]" ["7 years and 6 months, thank you for making only happy memories"... UP10TION Xiao's handwritten letter of exclusive contract expiry [Official]]. My Daily (in Korean). Retrieved March 31, 2023.