Shenzhen Huayansheng Electron Co., Ltd. specializes in smart industrial power measuring instruments and controllers, offering various products such as multifunction power meters, energy meters, and humidity-temperature controllers. The MPM8000 series monitors electrical systems, providing real-time data analysis, while the DEM8900 series and DPM8500 controllers are designed for precise energy and temperature management. The company provides detailed technical specifications for product performance and communication features, ensuring reliable operation in diverse conditions.