Overview:1O1O is Hong Kong’s premium mobile communications brand from CSL Mobile Limited. This award-winning^ service provider draws on CSL’s network superiority to serve discerning corporate and consumer customers. In 2010, CSL became the world’s first operator to launch a mobile broadband network based on dual-band 4G LTE with DC-HSPA+ technology. The result for 1O1O customers was world-class capacity, speed and top-notch value-added services.
^1O1O won the “Service Retailer of the Year (Telecommunications)” title in the Hong Kong Retail Management Association’s “Mystery Shoppers Programme” from 2009 to 2018.