Research on E-settlement System of Centralized Purchasing Material Based on Optical Character Recognition Technology and Electronic Signature Technology

The new idea of centralized purchasing material settlement under the three-level material intensive mode in provincial, city and County-level is researched. Through the application of advanced Optical Character Recognition technology and electronic signature technology, the E-settlement System of material is developed. The E-settlement system complete process Reengineering, eliminate payment risk and take the lead in realizing the electronic transfer and approval of the settlement documents, and visualization of settlement process, in The State Grid Corporation of China.