PCCW Mobile HK Limited previously known as Mandarin Communications Limited, was a subsidiary of PCCW (via HKT) involving mobile network operator of 2G and 3G in Hong Kong.
It was previously owned by a Caymans-incorporated Hong Kong listed company Sunday Communications until 2006.
The company also owned the license of internet service provider and international direct dialing of Hong Kong.
[1] PCCW Mobile HK, previously known as "Mandarin Communications"[2] (registered Chinese name 匯亞通訊有限公司;[2] trading as SUNDAY[3]), was a Hong Kong company that was incorporated in 1994.
[10][non-primary source needed] PCCW made this acquisition to return to mobile business after it sold Hong Kong CSL Limited to Australia's Telstra in 2001–02.