After more than a year of preparation, the brand "P." launched by Coastal Production in 2023. n. g. ", brought the first planned exhibition "SIGN: Promotional Narrative Guidance" (SIGN: Promotional Narrative Guidance). This exhibition is hosted by Coastal Production and co-organized by Baoyi Advertising Co., Ltd. and 3/3TRIO DESIGN. The exhibition will delve into the cultural meaning of signs from multiple angles and redefine their role in society.