Wrtn Technologies, founded on April 2021, services "Wrtn," which helps anyone express their thoughts easily using large-scale AI. Wrtn Technologies is a startup that consists of writing experts and AI engineers who have trained Gen Z writing for more than nine years. Since its establishment in April 2021, it has been granted numerous awards such as △K-Digital Grand Championship's 2nd place △ Challenge! K-Startup 2021 2nd place △ K-Global Startup Competition 1st place △ Selected Samsung Electronics C-Lab Outside batch 4. "Wrtn Training" is a service that allows users to experience writing practice by repeating the process of completing their thoughts with one piece of writing. In response to the topic entered by the user, AI asks questions and suggests recommended materials for reference. With AI’s help, user can complete a piece of writing by following the process of structuring, writing, and revising. Currently, Korean and English services are provided, and rapid expansion to other languages is possible by utilizing the characteristics of large scale AI. Wrtn Training was also selected as the honoree of the CES 2023 Innovation Award in the Software & Mobile App category. n particular, 'wrtn', an AI content platform that launched an open beta service by Wrtn Technologies in October. Wrtn generates high-quality drafts based on large-scale generation AI by simply entering keywords into more than 50 AI tools that can be used in each business situation. It is drawing attention from users in that it is possible to write long articles such as blogs, e-mail, and book drafts.