We produce high quality solution for Transaction System: Data Center Consultation, Transaction Gateway (Payment Gateway), Switching Provider, Application Provider for Payment Point, Reconciliation and Reporting. This End to End solution works as modular system that you can just select some of modules to be integrated with your other selected modules. Latest News (updated July 2008): PT ValueStream International (VSI) generates payment gateway system for PT Perusahaan Listrik Negara Distribusi Jawa Barat dan Banten (PLN DJBB) a state-owned electricity company. VSI is the first success provider for Payment Gateway (such known as GAPURA) with ISO 8583 version 2003 standard for PLN. This system provides bills (post-paid system) and other purposes such as token for pre-paid system and increasing capacity tool. The system has been established and run correctly since May 2008 to serve Switching Companies to get bills from PLN's subscribers. Currently VSI is enhancing the system to enrich the features for some updated purposes.