Core Viewpoint - The entry of Jay Chou into Douyin (TikTok) has led to a significant increase in his follower count and a surge in related stocks, indicating the strong market impact of celebrity IPs in the digital economy [2][3][5]. Group 1: Douyin Account and Follower Growth - Jay Chou officially joined Douyin on July 9, 2023, under the name "周同学" (Zhou Tongxue), and quickly gained over 265,000 followers within 15 minutes [2][3]. - By July 9 at 1:39 PM, his follower count exceeded 2.65 million, showcasing his strong appeal on social media platforms [3]. Group 2: Stock Market Reaction - Following the announcement of Jay Chou's Douyin account, several "Jay Chou concept stocks" experienced significant price increases, with Hong Kong-listed Giant Legend rising over 100% at one point and closing up over 70% [5][6]. - In the A-share market, stocks like Zhihong Home and Fengshang Culture also saw substantial gains, with Zhihong Home hitting the daily limit and Fengshang Culture rising over 9% [9]. Group 3: Collaborations and Business Models - Giant Legend, controlled by Jay Chou's mother, operates on a business model that combines "Jay Chou IP + new retail," and reported a 65% increase in IP business revenue last year due to the popularity of "周游记2" [6]. - Zhihong Home has been collaborating with Jay Chou since January 2019, where he serves as the brand ambassador [10]. - Fengshang Culture has engaged in several projects with Jay Chou in 2024 and will be involved in the planning of his 2025 "Carnival" world tour [11]. Group 4: IP Development and Market Impact - The "周同学" IP is backed by Giant Legend, which focuses on creating and operating unique IPs for various artists to maximize their influence [12]. - Analysts believe that Jay Chou's presence on Douyin will enhance his ability to attract followers, which can lead to increased sales of merchandise and brand collaborations [12]. - The integration of music with short video platforms is expected to drive content creation and consumption, benefiting both the platforms and the artists involved [12].