Odoo community implementation for a fashion company in india with GST taxation systems

hi, we are into women ethnic wear, selling sarees, suits(in pieces) and fabrics(in meters) we are doing wholesale, retail and also online sales( delivering worldwide) looking for a complete customization to integrate all our business work from purchase, sales to accounting including GST reports and reconcillation , 1,2,3 b reports and data import all data from our currently running java based open erp system this is a long term project where we switch over and keep developing more systems and ways to increase sales through social media as well pls quote only if you have a clear understanding of Odoo and Indian GST taxation systems NDA is required