Postmath, a South Korean company, has launched the 'Math Secretary', a platform that efficiently assists in creating math content by offering a free database of over 150,000 problems. This service has been recognized as the 'Most Beloved Brand in Korea 2025' in the AI math content creation platform category. Math Secretary is gaining popularity among educators due to its diverse functions such as search, editing, and test paper creation and analysis. Postmath also introduced 'PostGeo', a web-based math graphic tool, enhancing work speed significantly. The company has shown remarkable financial growth and is expanding into international markets like Vietnam, the International Baccalaureate (IB), and A-level.