References

- There were needs of IT modernization to secure revenue for sound public finance by identifying hidden tax sources on the underground economy, to promote tax payer-focused preemptive and proactive services and to innovate the existing tax information system which prevented advanced tax management due to huge maintenance cost and management difficulty.

- Establishment of integrated IT governance system was required with reviewing internal business and taxpayer service, data analysis and infrastructure transition from the point of EA view.

- BPM Introduction: Seamless business process has been established by standardized business automation.

- Business Portal established: User experience (UX)-based portal is established which integrates various business systems and provides services by function and thus business efficiency is enhanced.

- For integrated management of taxpayer's information and exploration of optimal service for each taxpayer, CRM has been introduced, while MCI has been introduced for bulk process on information from various channels such as phone, wired and wireless internet and in-person counter visit.

- Data quality is improved through standardization and meta-management.

- BI/DM/DW establishment for systemic retention and analysis of huge amount of data enhances research business and makes link with geographic information service, which becomes a foundation to explore various new service (mash-up).

- By transition of current close mainframe to UNIX-based open architecture and clustering and virtualization of servers, operation efficiency is improved.

- By minimizing disposition process and configuring semi-real time connection system, foundation for 24-hour, 365-day service is established.

- For establishment of EA-based integrated IT governance system, EAMS and ITSM are linked.

- Establishment of internal business system based on BPM boosts business productivity and enables office to focus on its own business.
- Standardized data and established management system enhance data quality assurance level.

- CRM introduction and integrated portal with civil service enables taxpayers to obtain and use tax information easily and 24x365 service and channel information sharing make tax service available at any time and anywhere.

- Transition of infrastructure to open architecture leads to cost reduction on maintenance and increased operation efficiency.

- Establishment of EA-based integrated IT governance promotes advanced IT management.