The erpsi shall be required to carry out the scope of work which shall include but not be limited to the following a) upgradation of sap erp ecc6 ehp 5.0 platform to sap s/4 hana (latest version) for core modules (fico,pm,ps,mm,hcm) and implemented custom developed modules in msedcl including data migration. b) implementation of treasury and risk module (trm) powered by hana. c) implementation of cash management module powered by hana. d) upgradation of solution manager from 7.1 to 7.2 (or latest version) on hana. e) upgradation of existing 1 tb hana appliance (base edition) to 2 tb hana appliance (enterprise edition). f) network services for providing cloud connectivity upto end locations. (msedcl offices upto sub-divisions). g) application maintenance services (ams) towards support, maintenance & enhancement of all existing sap systems (core & custom modules) at msedcl till declaration of go-live of sap s/4 hana. h) application maintenance services (ams) after go-live declaration of s/4 hana upgradation till end of contract period, towards support, maintenance & enhancement of all upgraded sap-erp modules on s/4 hana (fico, pm, ps, mm, hcm, trm & cash management) & implemented custom developed modules.