NIELL.NIELL was established in March 2010 with a factory area of 15,000 square meters and registered capital of RMB 227.84 million. Headquartered in Xiamen, Fujian Province, NIELL specializes in developing high-reliability and high-performance piezoelectric sensors (ultra-high-temperature, ultra-wide-frequency, ultra-lightweight vibration and shock sensors), high-precision, high-reliability MEMS chip sensors (variable capacitance accelerometers, silicon piezoresistive pressure sensors, silicon piezoresistive accelerometers), a comprehensive range of magnetoelectric sensors (rotational speed, linear displacement, angular displacement, vibration velocity), as well as technologically advanced high-temperature, high-frequency microwave test systems and condition monitoring systems for various equipment such as wind turbines and elevators. NIELL products are widely applied in aviation, marine, rail transit, and energy industries. Key products include: vibration sensors, pressure sensors, displacement sensors, and rotational speed sensors.