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Shanghai Saiji Electronics Co., Ltd. is a leading domestic manufacturer of EMI/EMC power filters and reactors. The company employs multiple technical talents with doctoral degrees or higher, specializing in electromagnetic compatibility research. After years of dedicated research and production by professional technicians in EMI/EMC, the company has accumulated extensive experience in EMI/EMC R&D, design, and problem-solving. The company is committed to research in the two scientific fields of EMC conducted interference and EMC radiated interference, continuously contributing its research findings to the development of customers and societal progress. To ensure optimal product performance, most of its conventional products are among the first in the industry to pass safety certifications such as CE, CQC, and ROHS. The company has a dedicated R&D department that can provide tailored design solutions for different customer environments, along with technical consultation, product selection, EMC testing, custom products, and system solutions. Saiji products include a wide range of single-phase, three-phase, DC, AC, high-voltage, and inverter-specific power filters, sine wave filters, and reactors, with specifications ranging from 0.5A to 2000A. Products from 5A to 1200A can be delivered within three working days. These products are widely used in various EMC testing, information security, instrumentation, medical equipment, industrial control, instrument measurement, frequency conversion and inverter equipment, as well as power drive systems, power supplies, communication power supplies, UPS, frequency conversion air conditioners, and elevator equipment. The company has established strong cooperative relationships with many renowned domestic and international enterprises, inverter manufacturers, and leading companies.