We can help your company set up Electronic Invoicing and also transmit your Sales Data to BIR via the Electronic Invoicing / Receipting System (EIS) API.
Our company Ivant Technologies has helped hundreds of companiies in the Philippines and worldwide in implementing IT web solutions using Java and other related technologies.
Public Advisory: BIR has published the guidelines for software companies to be accredited as EIS providers: https://bir-cdn.bir.gov.ph/BIR/pdf/RMC%20No.%20110-2026_redacted.pdf