Hasan U.

i working on REM systems. i am project manager. info about REM is link google search etsi 102 640 . part of Registired Electronik Mail are e-signature(CAdES-A,XAdES-A,PAdES-A,eMail Sign smime),postfix mta,dovecot mda,centos os,mysql(percona cluster db),glusterfs,HSM(Hardware Secure Modul),wso2 web servis , zenoss network monitoring program REM Mail system like rpost system() in USA. i know structure matecate translate open software. i write extensions for chrome i wrote php web site that send text,image,audio,video on whatsapp. i can give you demo user info for test i can send to your phone numbers (from cvs files,excel files ) your bulk message via whatsapp api.