Certificates

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  • SIL-6X

  • SIL-6X

  • SIL-5X

  • SIL-5X

  • AAA credit enterprise

  • CERTIFICATE

  • High-tech Enterprise Certificate

  • 优秀A级纳税人

  • Science and technology enterprise in Hebei Province

  • Trade mark registration certificate

  • QUALITY MANAGEMENT SYSTEM CERTIFICATE

  • Certificate of patent for invention

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