Group 1 - BYD Company Limited has applied for a patent for a capacitive pressure sensor core and its manufacturing method, with publication number CN120489386A and application date of May 2025 [1] - The patent application describes a capacitive pressure sensor core that includes a deformable diaphragm, a ceramic substrate, and a capacitive transducer, which consists of first and second measurement electrode parts and shielding electrode parts [1] - The first measurement electrode part has a smaller area than the second measurement electrode part, indicating a design aimed at improving sensor performance [1] Group 2 - BYD Company Limited was established in 1995 and is located in Shenzhen, primarily engaged in the automotive manufacturing industry [2] - The company has a registered capital of approximately 3039.07 million RMB and has invested in 105 enterprises [2] - BYD has participated in 994 bidding projects and holds 5000 patent records along with 1820 trademark records [2]