12 principles

(1) integrity; (2) security; (3) scalability; (4) availability; (5) manageability; (6) interoperability; (7) adaptability; (8) ease of development; (9) economy; (10) fast response time; (11) distribution of data; (12) ease of use; application effect assessment: 1) expected economic benefits 2) management benefits optimised management processes realised electronic processes reduced redundant links in work