Established in April 2006, Conexus Mobile Alliance is one of Asia's biggest mobile alliances. The alliance is formed to primarily develop and enhance international roaming and corporate mobile services for greater convenience and ease of use for its members' customers. The alliance boasts a combined customer base of about 240 million mobile subscribers and is committed to promoting voice, video and data roaming via its members' GSM/GPRS, W-CDMA networks and/or HSDPA networks.