Sai Microelectronics, Inc. engages in the manufacture, sale, research and development of inertial navigation system and satellite navigation products. It offers inertial device, inertial measurement unit, vertical gyro, attitude and heading reference system, inertial navigation system, north finder instrument, global navigation satellite system (GNSS) boards, GNSS receiving terminal, avionics, unmanned systems, GNSS antenna, single and dual antenna navigation, and point of sale system and laser scanner mobile measurement. The company was founded on May 14, 2008 and is headquartered in Beijing, China.