Jiangsu Acrel Electrical Manufacturing Co., LTD. a production base located in Jiangyin City, Wuxi, is a pilot enterprise of Jiangsu Province, which integrates informatization and industrialization. It has a well-functioned product test center, and can carry out environmental, electromagnetic compatibility, safety and reliability tests. The production process relies on advanced information management system and strict implementation of ISO 9001 management standards, which provides guarantee for industrialization and large-scale implementation of products. The annual production capacity of meters, power sensors and energy-saving cabinets is 3.5 million units, 2 million units and 10,000 sets.