YJMM is the Head of the Brand and Business Department at Summertime Culture Co., Ltd., responsible for brand marketing coordination and business strategy development. Her work focuses on building brand systems and expanding market reach within the performing arts sector. She oversees the overall marketing strategies for Our Theatre’s annual productions and large-scale arts festivals, translating theatrical and cultural contexts into market-oriented campaigns and brand merchandise through cross-disciplinary integration. She is skilled in connecting cross-industry resources and diverse communication channels, integrating visual design, product development, and digital media. Her work ensures consistent brand communication of the organization’s core values across platforms, while establishing a sustainable link between business development and artistic vision.