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information technology equipment Information technology products: With the development of science and technology, electronic information technology products have become an indispensable part of people's life and work. Because most of the information technology products are logic circuit design based on digital technology, the frequency of working clock is becoming higher and higher. Electromagnetic compatibility and security problems have become the main part of product design. Certification is also an important part of product quality assurance and access to the market. Typical information technology products: Personal computers, monitors, power adapters and chargers, computer peripherals, modem, monitors, projectors, printers, copiers, facsimile machines, mobile hard disks, digital photo frames, cameras, communication devices and systems, network access, relay, terminal equipment, optoelectronic and optical transmission equipment, network Terminal equipment and so on. The main certification standards for information technology products:
| country / region | electromagnetic compatibility (EMC) | security (Safety) |
| European or international standard | EMI:EN55022, EN61000-3-2, EN61000-3-3, CISPR 22, IEC 610003-2, IEC610003-3 EMS:EN55024, CISPR 24 |
EN 60950-1 EN 62368-1 IEC 62368-1 |
| American / Canadian | EMI:FCC Part 15B/ICES-003 | UL 60950-1 /CAN/CSA C22.2 No.60950 UL 62368-1 |
| Australian | EMI:AS/NZS CISPR 22 | AS/NZS 60950-1 |
| China | EMI:GB 9254, GB 17625.1, GB 17625.2 | GB4943 |
