<ul><li><a href=https://www.imda.gov.sg/regulations-and-licensing-listing/competition-management/telecom-competition-code target=_blank>IMDA webpage related to the Telecom Competition Code(Classification of Dominant Licensees Notice 2011)</a></li><li><a href=https://sso.agc.gov.sg/SL/TA1999-S35-2012 target=_blank>Telecommunications (Designated Telecommunication Licensees) Notification 2012(Telecommunications Act (CHAPTER 323) Telecommunications (Designated Telecommunication Licensees) Notification 2012, last amended 22 September 2017)</a></li><li><a href=https://www.temasek.com.sg/en/what-we-do/our-portfolio/telecommunications-media-technology target=_blank>Temasek Holdings' portfolio, Telecommunications, Media & Technology, as at 31 March 2021</a></li></ul>