How does the company view the application of UWB technology inside automobiles? Does it have any related business layout?

Changdian Technology: Dear investors, hello. UWB technology can achieve high-precision positioning and identification, low-power and low-loss intelligent connection, improve vehicle safety, and can be widely used in advanced driver assistance systems (ADAS). UWB chip solutions include baseband, RF IC, microcontroller, power management IC and embedded flash memory, and common packages are LGA, QFN, and WLCSP. Changdian Technology has rich and mature packaging technology experience in LGA and QFP and advanced packaging technology capabilities such as WLCSP and FCCSP, and is committed to improving the reliability level and cost optimization solutions of mature packaging products. The packaged products have reached the G1 and G0 standards and have been successfully applied to the mass production of automotive-grade products. Changdian Technology has cooperated with well-known UWB chip companies at home and abroad to establish a strategic partnership and jointly developed UWB solution products that meet the CCC (Internet of Vehicles Alliance) digital key R3 standard. It is expected to start mass production of automotive-grade products in 2024. Thank you for your attention and support.