Since its release in 2014, USB Type-C connectors have become a universal interface standard for consumer electronics, industrial equipment, and in-vehicle systems with features such as full-duplex high-speed transmission, bidirectional power supply (PD 3.1 240W), and multi-function integration (DP/HDMI Alt Mode). According to the statistics of the USB-IF Association, the global shipment of USB-C-equipped devices will exceed 5 billion units in 2023, with a penetration rate of 89%. However, the USB-C connector is not a “monolith”. Its performance and structure are highly differentiated due to differences in application scenarios, industry