International Recognition

DPI Laboratory (including DPI Laboratory Services Limited and DPI Laboratory (Dongguan) Limited is an independent internationally recognized third party laboratory, adhering to the principles of "integrity, scientific and efficient" service, in strict accordance with ISO / IEC 17025 requirements. DPI laboratories have both ANSI-ASQ-National Accreditation Board ACLASS (United States) and CNAS (China) accredited. We also signed the sub-agreement for the use of ILAC-MRA in the test report, as DPI Laboratory test report is recognized in 70 regions and nations. Specific recognition of information as follows:

  • ANAB (ANSI-ASQ National Accreditation Board) - US
    Certificate Number: ACT-1399
    Certificate and testing and calibration scopes can be queried in ANAB official website by:
    Scope & Certificate

    About ANAB Accreditation (Formerly named ANSI-ACLASS)
    The ANSI-ASQ National Accreditation Board (ANAB) is internationally recognized by ILAC, APLAC, and IAAC as a signatory of multilateral recognition arrangement (MRAs). These arrangements facilitate the acceptance of testing and calibration reports between the international communities. The accreditation is extremely important to a professional testing and calibration Laboratory, as it demonstrates to the customers that DPI laboratory is competent not only in its operation but also in its integrity and independency to carry out testing and calibration in accordance with international standards. For more ANAB information, please visit their website

  • China National Accreditation Service (CNAS) – China
    Certificate Number: L-4270
    Certificate and test scopes can be queried at CNAS official website by :

    About CNAS Accreditation
    China National Accreditation Service for Conformity Assessment (CNAS) is the national accreditation body of China responsible for the accreditation of certification bodies, laboratories and inspection bodies. With CNAS accreditation, the export and import of goods in China can be facilitated with our laboratory reports, which is recognized internationally under its MLA/MRA signatories of IAF, ILAC, PAC and APLAC; as well as recognized locally under the approval and authorization of CNCA in accordance with the Regulations of the People's Republic of China on Certification and Accreditation.
    This recognition signifies DPI Laboratory to be the first laboratory accredited by both ACLASS and CNAS in the world. For more CNAS information, please visit their website

  • DAkkS (Deutsche Akkreditierungsstelle) – Germany
    Certificate Number: D-PL-19640-01-00
    Certificate and testing and calibration scopes can be queried in DAkkS official website by : Official Status &Scope

    About DAkkS Accreditation
    DAkkS is the national accreditation body of the Federal Republic of Germany. It is legally mandated to carry out accreditations of conformity assessment bodies. DAkkS is entrusted by the Federal Government with its public authority tasks and is subject to the German administrative law and operates on a non-profit basis. Shareholders of DAkkS are the Federal Republic of Germany, the Federal States ("Länder") and the industry, represented by the Federation of German Industry (BDI).
    DAkkS is a member of the European co-operation for Accreditation (EA), the International Accreditation Forum (IAF), and the International Laboratory Accreditation Cooperation (ILAC). It is a signatory to the Multilateral Agreements (MLA) of these organizations. The mutual recognition of accreditations among the Member Countries ensures the acceptance of conformity assessments in Europe and all over the world. For more DAkkS information, please visit their website :

  • Consumer Product Safety Commission (CPSC) Accredited Laboratory - US
    Laboratory I.D. Number:1251
    Certificate and test scopes can be queried at CPSC official website by:

  • China Metrology Accreditation (CMA)
    Certification Number: 201419224Z
    Official accreditation body: (In English) (In Chinese)
    Official Record can be found at GDQTS: (Search it with company name with 隽思)
    About China Metrology Accreditation
    CMA is a mandatory accreditation system governed by Administration of Quality and Technology Supervision. This is designed to assess the metrology capabilities of testing or calibration laboratories that will test products being sold into the Chinese market. Test reports bearing the CMA mark are accepted as legal documents in China.
    Within the scope, this shows that our testing abilities obtained the affirmation of governmental authorities.