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CSL Mobile

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CSL Mobile Limited
Hong Kong di động thông tin công ty hữu hạn
Company typeSubsidiary
IndustryMobile communication
Founded1980 (first incorporation)
2014 (the merger with PCCW Mobile)
Headquarters
Hong Kong
Area served
Hong Kong
Brands
  • csl
  • 1O1O
  • Club SIM
ParentHKT
Websitehkcsl/en
1010.hk
clubsim.hk/en/
csl store inTuen Mun.
1O1O store inTsim Sha Tsui.

CSL Mobile Limited(Chinese:Hong Kong di động thông tin công ty hữu hạn;Cantonese Yale:Hēunggóng yìhduhng tūngseun yáuhhaahngūngsī) is aHong Kongtelecommunications company, which operates mobile network brands of "csl","1O1O"and"Club SIM".CSL is a subsidiary ofHong Kong Telecom(HKT) and wasHong Kong's firstmobile communicationsoperator established in 1983,[1]and also the first network to launch the world’s first dual band4G LTEnetwork withDC-HSPA+.

The brand CSL was under different legal person in its operating history, namely Communication Services Limited, which known as Hong Kong Telecom CSL Limited from 1990 to 1999,[2]and then Cable & Wireless HKT CSL Limited from 1999 to 2001,[2]and then Hong Kong CSL Limited from 2001[2](it became a subsidiary of CSL Limited[3][non-primary source needed]after the formation of CSL New World Mobility), CSL Limited (formerly known asNew World PCS)[2]and CSL Mobile Limited; The currentlegal personof the brand, CSL Mobile Limited, was formally known asPCCW Mobile HK Limited.[2]It was the result of the merger of the brands CSL and PCCW Mobile.

History

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In the 1990s, CSL was a company ofPCCW(formerlyHKT). In 2002, PCCW sold CSL.[4]In 2005, PCCW re-entered themobile network operatorbusiness by acquiringSUNDAY[5][4]and setting up a new brand "PCCW Mobile".In 2014, HKT (a member of PCCW Group) acquired CSL New World Mobility and its subsidiaries such as CSL Limited andNew World Mobility.In 2014, the legal person ofPCCW Mobilewas renamed into CSL Mobile Limited.[2]However, it used the brand CSL instead.

CSLwas an abbreviation forCommunicationServicesLimited[6][7]and their original branding of "Create aSimpleLife".[8]The CSL brand, logo and corporate colour (green) were all updated in August 2011[9]and again in recent year.

Timeline

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  • 1980: Communication Services Limited was incorporated.[2]
  • 1984: CSL, a wholly owned subsidiary of Hong Kong Telecom, launches Hong Kong's first public mobile radiotelephone service using NEC's Advance Mobile Telephone System.[10]
  • July 1993: CSL launches its GSM service.[10]
  • June 1997: CSL launches its GSM 1800 network.[10]
  • December 1997: CSL acquires Pacific Link Communications. The acquisition included the digital cellular phone services (D-Amps), PCS (GSM1800) and radio paging services.[10]
  • 2000:PCCW Limitedbuys HKT, including subsidiary CSL (known as Hong Kong Telecom CSL Limited at that time), for an estimated US$38 billion fromCable & Wireless.[11]
  • February 2001: PCCW sells 60% of CSL to Telstra for $3.05 billion, in a joint venture called "Regional Wireless Company" (RWC).[12][13]
  • July 2002: Telstra purchases PCCW's 40% stake in RWC for A$1.1billion, giving Telstra 100% ownership of CSL.[14]
  • March 2006: CSL &New World PCSmerge to become the CSL New World Mobility.[15]The enlarged group owned the brands CSL, 1010, One2Free andNew World Mobility,and was majority owned byTelstra;New World Mobile Holdingswas a minor shareholder.
  • January 2007: New World Mobile Holdings agrees to sell its quarter stake of CSL New World Mobility to its parent companyNew World Development,for US$321 million.
  • March 2009: CSL launches the international award winning Next G™ network. Next G™ is an all-IP HSPA+ commercial mobile broadband network capable of download speeds up to 21 Mbit/s[16][17]and provides the widest coverage in Hong Kong (as at 1 Dec 2011).[18]
  • November 2010: Launches the world's first LTE/DC-HSPA+ network in partnership with ZTE.[19][20]
  • June 2012: CSL andSK Telecom,the largest mobile operator in Korea, launches the world’s first 4G LTE international roaming between their two markets – Hong Kong and Korea.[21]
  • December 2013: CSL launches the first VoLTE (Voice over LTE) network in Hong Kong.[22]
  • December 2013: Telstra and New World Development have agreed to sell CSL New World Mobility to HKT, a listed unit of PCCW for $2.43B USD, essentially selling it back to PCCW. Telstra owns 76.4% of CSL, New World Development owns the rest 23.6%.[23]
  • May 2014: The Communications Authority agree to the sale of CSL, subject to conditions.[24]
  • September 2014: The brandNew World Mobilitywas renamed toSun Mobile,and owned by HKT andTelecom Digital[zh]
  • December 2014: CSL launches the firstLTE Advancednetwork in Hong Kong.[25]
  • April 2020: Become one of the three operators in Hong Kong to launch 5G network.[26]

Network

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Frequencies used on csl (HKT) in Hong Kong
Frequency Frequency Width Protocol Notes
900 MHz (895~905;940~950) 2*10 MHz GSM/LTE 3G: 937.4;892.4
1800 MHz (1720~1740;1805~1825) 2*20 MHz GSM/LTE
2100 MHz 2*15 MHz UMTS/LTE 3G: 2132.6;1942.6 + 2137.4;1947.4
2600 MHz (2530~2550;2650~2670) 2*20 MHz LTE swap spectrum with CMHK[27]
2600 MHz (2515~2520;2635~2640) 2*5 MHz LTE via Genius Brand Limited (JV of HKT, three hk)
3.3 GHz (3330~3360) 30 MHz
3.5 GHz (3460~3510) 50 MHz 5G NR
4.9 GHz (4880-4920) 40 MHz

See also

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  • Sun Mobile,a mobile network operator that is also owned by HKT

References

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  1. ^"CSL Celebrates its 20th Anniversary and Opens a New Head Office in Cyberport"(PDF).CSL Mobile.16 June 2003.Retrieved2 April2020.
  2. ^abcdefgData in Hong Kong Companies Registry
  3. ^"Joint Announcement"(PDF)(Press release). PCCW Limited and HKT Trust c/o HKT Limited. 20 December 2013. pp. 13–14.Retrieved28 February2018– via Hong Kong Exchanges and Clearing website.
  4. ^ab"Telecom: Hong Kong Regulator Clears PCCW Purchase".The Asian Wall Street Journal.Hong Kong: Dow Jones & Company. 6 July 2005.ISSN0377-9920– via Factiva.
  5. ^Lee, Mark; Wong, Ka-chun (14 June 2005)."PCCW returns to mobiles with $1.94b bid for Sunday".The Standard.Hong Kong: Sing Tao News Corporation. Archived fromthe originalon 9 March 2006.Retrieved28 February2018.
  6. ^"Hong Kong CSL Selects OceanFax FoIP to Replace its Existing Fax Server and Integrate with Exchange and Backend System".Ocean Fax(Press release).Retrieved30 April2018.
  7. ^"OFTA - Telecom Milestones".tel_archives.ofca.gov.hk.Retrieved14 October2019.
  8. ^"CSL zin2 si6 cyun4 san1 kei5 jip6 jing4 zoeng6"CSL triển lãm hoàn toàn mới xí nghiệp hình tượng[CSL Unveils New Corporate Identity](PDF)(Press release) (in Chinese (Hong Kong)). Hong Kong CSL Limited [ Hong Kong lưu động thông tin công ty hữu hạn ]. 15 February 2001.Retrieved30 April2018.
  9. ^"CSL unleashes its new vision and logo"(PDF)(Press release). CSL Limited. 24 August 2011.Retrieved1 February2012.
  10. ^abcd"Telecom Milestones".OFTA.Office of the Telecommunications Authority. Archived fromthe originalon 8 July 2009.
  11. ^"PCCW Fast Facts".PCCW Fast Facts.
  12. ^"Telstra and PCCW Launch Joint Ventures"(PDF).Telstra and PCCW Launch Joint Ventures.Archived fromthe original(PDF)on 24 February 2012.Retrieved1 February2012.
  13. ^"Telstra, PCCW Finalize Alliance".Telstra, PCCW Finalize Alliance.Retrieved1 February2012.
  14. ^"PCCW ditches mobile ambitions".PCCW ditches mobile ambitions.BBC News.Retrieved1 February2012.
  15. ^"FY2006 Annual Results Announcement"(PDF).FY2006 Annual Results Announcement.New World Development Company Limited. Archived fromthe original(PDF)on 24 February 2012.Retrieved1 February2012.
  16. ^"CSL's Next G, the Shining Star in Hong Kong".CSL's Next G, the Shining Star in Hong Kong.ZTE Limited.Retrieved1 February2012.
  17. ^Murph, Darren."21Mbps Next G mobile broadband comes to Hong Kong's CSL Limited".21Mbps Next G mobile broadband comes to Hong Kong's CSL Limited.Endgadget.Retrieved1 February2012.
  18. ^"Corporate Profile".Corporate Profile.CSL Hong Kong. Archived fromthe originalon 21 January 2012.Retrieved1 February2012.
  19. ^"CSL Launches World's First Commercial Grade LTE/DC-HSPA+ Network"(PDF).CSL Launches World’s First Commercial Grade LTE/DC-HSPA+ Network.CSL Hong Kong.Retrieved1 February2012.
  20. ^"CSL and ZTE Unveils its Latest UMTS and LTE Developments for its Award-winning Next G Network in Hong Kong".CSL and ZTE Unveils its Latest UMTS and LTE Developments for its Award-winning Next G Network in Hong Kong.UMTS Forum.Retrieved1 February2012.
  21. ^"CSL and SK Telecom launch world's first 4G LTE international roaming"(PDF).CSL and SK Telecom launch world’s first 4G LTE international roaming.CSL Hong Kong.Retrieved6 July2012.
  22. ^"1O1O and one2free turn on VoLTE Network across Hong Kong"(PDF).1O1O and one2free turn on VoLTE Network across Hong Kong.CSL Limited.Retrieved3 January2014.
  23. ^"Telstra enters into agreement to sell CSL in Hong Kong"(PDF).Telstra enters into agreement to sell CSL in Hong Kong.Telstra Corporation Limited.Retrieved3 January2014.
  24. ^"Communications Authority Decides to Give Consent to the Proposed Acquisition of CSL New World Mobility Limited (" CSLNWM ") by HKT Limited with Conditions Imposed".Communications Authority Decides to Give Consent to the Proposed Acquisition of CSL New World Mobility Limited ( "CSLNWM" ) by HKT Limited with Conditions Imposed.Communications Authority.Retrieved5 May2014.
  25. ^"csl. customers to be the first in Hong Kong to benefit from the faster LTE-Advanced mobile network technology".csl. customers to be the first in Hong Kong to benefit from the faster LTE-Advanced mobile network technology.HKT Limited.Retrieved19 December2014.
  26. ^"HKT to launch 'True 5G' service Hong Kong on 1 April".Telecompaper.1 April 2020.Retrieved2 April2020.
  27. ^"Frequency Swap betweenChina Mobile Hong Kong Company Limited andHong Kong Telecommunications (HKT) Limitedin the 2600 MHz BandStatement of the Communications Authority"(PDF).Hong Kong: Communications Authority. 19 January 2016.Retrieved20 October2019.
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