Description of works Procurement of works related to Computerized electricity billing system operation & computer system maintenance. Bill Processing and True Replication with Dhaka Data Center of Existing consumers executing of all Types of Data entry, Data validation, Bill processing, Printing, Electronic Data Transfer & Reporting by Deployment of manpower for the billing system, Rangpur, Gaibandha & Dinajpur Ref No: COM-5.28/DCC-1/PUR-08-09/69/RE/218 Date: 24-02-2009