Group 1 - The core viewpoint of the news is that Shanghai Aiwei Electronics Technology Co., Ltd. has applied for a patent related to a common-mode suppression circuit, which is significant for differential amplifier circuits [1] - The patent application was filed on May 2025, and the publication number is CN120498403A [1] - The patent involves a common-mode disturbance suppression circuit and an output common-mode detection circuit, which work together to effectively suppress common-mode voltage disturbances [1] Group 2 - Shanghai Aiwei Electronics Technology Co., Ltd. was established in 2008 and is located in Shanghai, primarily engaged in software and information technology services [2] - The company has a registered capital of 233.128636 million RMB and has made investments in 13 enterprises [2] - The company has participated in 7 bidding projects and holds 1192 patent information and 171 trademark information [2]