Telecom Operators Telecom operators want the mobile phone to be a lot more than a mere communication device. Harex Ubiquitous Mobile Payment Service provides their customers a convenient safe and secure method to make payments with their mobile phones. The OTA System, for which Harex holds many related patents, gives the customers the flexibility of downloading this service possible anywhere and at anytime. Mobile operators in Korea (SKT, KT & LGT) are major stakeholders of Harex. Financial Institutions Banking and Financial Institutions seek ease and flexibility of transactions both for them and their clients. Harex Ubiquitous Mobile Payment Service not only helps them achieve this but also reduces overheads. Harex has already tied up with Shinhan, BC and Hyundai cards and is in the process of other card companies. By the end of this year, Harex expects to tie up with all 17 banks in Korea to issue debit cards using the OTA System. It hopes to create an extensive network of alliances with financial institutes, mobile operators and the KFTC (Korean Finiancial Telecommunications & Clearing Institute). Merchants Harex has supplied RF readers to over 150,000 popular stores in Korea including E-mart, Family Mart, Crown Bakery to name a few. These RF readers account for approximately 90% of all RF readers in Korea. Harex is relentlessly trying to develop more applications and services using RF readers, with active cooperation for the merchants, in order to serve the need of the merchants and customers better.