CETT is the exclusive online teaching and training center of UPhone Services, the #1 online English learning services in Korea and Japan with the largest market share and highest growth rate in Korea. Consequently, we are one of the biggest and fastest growing online English teaching centers in the Philippines. We take pride in providing the best user experience for English learning in online platform. Moreover, we have a clear set of core values (Integrity, Passion, Transparency, Open Communication, Drive Change, Commitment to Excellence) that drives the organization as a winning team to position ourselves to emerge as the global leader in online English learning industry.