This high-performance MEMS gyroscope-based sensor system integrates MEMS gyro chips, temperature sensors, digital signal processing circuits, mechanical structure, and embedded software. It adopts flexible connection technology and advanced compensation algorithms, including full temperature compensation, installation misalignment compensation, and non-linear error correction. The system delivers highly stable and accurate angular velocity data under static, dynamic, and harsh environmental conditions. It outputs reliable, error-compensated data via a high-speed RS-422 serial interface for professional applications.