Implementing Edituer EDIFACT standard for communication

We are an online bookstore. We have our VB.net ERP system with customized Purchase Orders cancellation processes as per our requirements. We want these purchase order and cancellation process to be mapped with the EDIFACT standards for seamless communication with other book suppliers and book vendors in our network Looking for freelancer who could help us in transmitting our purchase order data in EDIFACT standards to 3rd party book vendors/suppliers Complete testing has to done. Own FTP servers available for receiving/sending files. For overview on EDIFACT you can refer : [login to view URL]