As an Ed-Tech startup, iPortfolio aims to transform the way people learn and teach English. iPortfolio envisions to disrupt the global ELT (English Language Teaching) market affecting over 1 billion people around the world learning English as a foreign language. We provide the full suite of solutions for a complete e-Textbook based learning environment. Spindle Books, chosen by Oxford University Press and XDF China, stems from patented technology that transforms the print books into smart digital books without compromising the fidelity of paper books.