汽车风阻系数被质疑造假，阿维塔发律师函：要求博主立即删帖，道歉声明连续置顶三十日

Core Viewpoint - Avita Technology has taken legal action against the blogger "Zurich Beileye" for spreading false statements regarding the aerodynamic drag coefficient testing of the Avita 12 vehicle, demanding immediate removal of the content and a public apology [1][2][3]. Group 1: Legal Action and Response - Avita's legal notice requires "Zurich Beileye" to delete all posts and videos made between May 2, 2025, and May 10, 2025, that contain false claims about the Avita 12's aerodynamic testing [1][3]. - The notice also demands a public apology to be pinned on the blogger's social media accounts for 30 days to mitigate the negative impact on Avita's reputation [1][2]. Group 2: Testing and Results - Following the controversy, Avita conducted a live broadcast of the aerodynamic drag coefficient testing of the Avita 12 on May 9, 2025, at the China Automotive Engineering Research Institute [2][4]. - The testing was performed by a certified authority, with results showing a drag coefficient (Cd) of 0.217 at a test speed of 120 kph, adhering to international testing standards [2][4]. Group 3: Public Perception and Industry Context - The blogger's claims have drawn significant public attention, leading Avita to take proactive measures to clarify the situation and uphold its brand integrity [2][4]. - The drag coefficient is a critical parameter affecting vehicle performance, including fuel efficiency, range, stability at high speeds, and noise levels [6].