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Why Can We Always Ensure Excellent Quality

Quality Control

We have established a complete set of production process and product quality control mechanisms, and are determined to become the pioneer of technological innovation in the industry, the executor of industry standards and the defender of environmentally friendly homes.

Certification

SHANDONG ZHENGDEMETAL MANUFACTURING CO.,LTD. Certifications
Standard: ISO9001-2015
Number: 22823016101ROS
Issue Date: 2023-11-16
Expiry Date: 2026-11-15
Scope/Range: Processing and Sales of Metal Materials(Steel,Aluminum,Copper).
Issued By: Huabiao Excellence Certification (Beijing) Co., Ltd.
SHANDONG ZHENGDEMETAL MANUFACTURING CO.,LTD. Certifications
Number: High Quality, Variety Metal Manufacturer
Issue Date: 2023-08-08
Expiry Date: 2025-08-08
Scope/Range: High Quality, Variety Metal Manufacturer
Issued By: Bureau Verita
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