Core Viewpoint - The company, 四维图新, indicated that its subsidiary, 杰发科技, has products such as TPMS (Tire Pressure Monitoring System) chips, but these contribute a small portion to its revenue [1] Product Lines - 杰发科技's two main product lines are automotive-grade MCUs (Microcontroller Units) and SoCs (System on Chips for cockpit systems) [1]