Group 1 - The core viewpoint of the article highlights that Chongqing Silis Phoenix Intelligent Technology Co., Ltd. has applied for a patent related to a CAN channel access authentication method, which enhances automotive communication technology [1] - The patent application, published as CN120546964A, was filed on June 2025 and aims to improve the efficiency and adaptability of automotive ECU development by ensuring compatibility with AUTOSAR [1] - The company, established in 2023, is primarily engaged in technology promotion and application services, with a registered capital of 122.225 million RMB [1] Group 2 - The CAN channel access authentication method involves filtering, format verification, reassembly, routing relationship verification, and message authentication, addressing the needs of future automotive intelligence and connectivity [1] - Chongqing Silis Phoenix Intelligent Technology Co., Ltd. has participated in one bidding project and holds 2,455 patent records, along with one administrative license [1]