E-Invoice e-Invoice software developed by Thai Son Technology Development Co., Ltd in accordance with Decree 119/2018 / ND-CP, Circular 32/2011 / TT-BTC, Circular 39/2014 / TT-BTC guides the creation, issuance and use of electronic invoices when selling goods and providing services.E-Invoice fully integrates features and utilities for the process of creating, issuing and sending invoices to customers electronically, reducing costs, time and improving business administration.E-Invoice supports Customers to manage, statistic and report electronic invoices quickly and conveniently. Help Business leaders can comprehensively manage the situation of exploiting and using invoices anytime, anywhere.