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Quality Control

We believe that trust is built on proof, not promises. Quality control is not merely a department; it's the fundamental principle embedded in every step of our production. Our rigorous inspection system is designed for a single, non-negotiable outcome: to deliver purification products that perform perfectly from the first day to the last.

  • china Suzhou Huajing Air-Condition Purification Engineering Installation Co., Ltd. certifications
    Standard: CE
    Number: M.2022.206.C74907
    Issue Date: 2022-06-22
    Expiry Date: 2027-06-21
    Scope/Range: Fan Filter Unit FFU
    Issued By: UDEM International Certification Auditing Training Centre Industry and Trade Inc. Co.
    china Suzhou Huajing Air-Condition Purification Engineering Installation Co., Ltd. certifications
    Standard: CE
    Number: M.2022.206.C74906
    Issue Date: 2022-06-22
    Expiry Date: 2027-06-21
    Scope/Range: Pass Box
    Issued By: UDEM International Certification Auditing Training Centre Industry and Trade Inc. Co.
    china Suzhou Huajing Air-Condition Purification Engineering Installation Co., Ltd. certifications
    Standard: CE
    Number: M.2022.206.C74908
    Issue Date: 2022-06-22
    Expiry Date: 2027-06-21
    Scope/Range: Air Shower Room
    Issued By: UDEM International Certification Auditing Training Centre Industry and Trade Inc. Co.
    china Suzhou Huajing Air-Condition Purification Engineering Installation Co., Ltd. certifications
    Standard: ISO 9001
    Number: 04326QJ00506R001
    Issue Date: 2026-07-17
    Expiry Date: 2029-07-16
    Scope/Range: Construction of building electromechanical installation projects; Manufacturing of sandwich panels & air purification equipment.
    Issued By: Beijing United Intelligence Certificatior Co.,Ltd.
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