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Global Carrier Billing Summit has consistently connected all the key industry stakeholders in the carrier billing ecosystem, including mobile carriers, aggregators, content providers and digital merchants to share new ideas and build new partnerships.

In 2023 the summit is back in its new iteration "GCB and Mobile Payments Summit", which will analyse the whole mobile payments universe to predict the future of different payment methods, while analysing emerging solutions and monetisation strategies.

Kazi Hamidur Rahman Head of Direct Operator Billing (DOB /DCB) API and Bulk dataGrameenphone

A dynamic & visionary leader highly capable to motivate and lead cross-functional teams towards the objectives. His expertise & experience in Roaming Industry is unrivaled in the local market. With a pleasant and winning personality, he has been able to build and maintain a huge professional network and is regarded as one of the key resources for Grameenphone Ltd. He is Passionate towards work, proactive, goal oriented & diplomatic in nature. As a leader he is exceptional, which is reflected at his 80%+ score in IVC for 5 consecutive years. A tech-savvy person always willing to embrace new trends, he invigorates positive energy and passion among his peers to go beyond the comfort zone to achieve seemingly unattainable goals. Rana has been the SPOC of Grameenphone for GSMA since 2010 and also holds the signatory authority on behalf of the CEO for Roaming Related issues.