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Why Can We Always Ensure Excellent Quality

Quality Control

HAIFEI follows a structured quality control process for welding equipment manufacturing, covering material inspection, component checking, machine assembly, welding performance testing, and final inspection before shipment. For customized projects, we review the customer’s workpiece, welding process, fixture requirements, and production needs to ensure the machine is suitable for actual production.
Our QC process includes incoming material inspection, electrical system checking, welding trial testing, fixture accuracy inspection, final machine testing, and packing confirmation. Customer inspection, sample testing, and technical support are also available before delivery.

Certification

Wuxi Haifei Intelligent Equipment Co., Ltd. Certifications
Standard: CE
Number: M.2021.206.C70131
Issue Date: 2021-12-28
Expiry Date: 2026-12-27
Wuxi Haifei Intelligent Equipment Co., Ltd. Certifications
Standard: CE
Number: M.2024.206.C110374
Issue Date: 2024-11-25
Expiry Date: 2029-11-25
Wuxi Haifei Intelligent Equipment Co., Ltd. Certifications
Standard: CE
Number: M.2026.206.C133509
Issue Date: 2026-01-15
Expiry Date: 2031-01-14
Wuxi Haifei Intelligent Equipment Co., Ltd. Certifications
Standard: CE
Number: M.2025.206.C131604
Issue Date: 2025-12-16
Expiry Date: 2030-12-15
Wuxi Haifei Intelligent Equipment Co., Ltd. Certifications
Standard: Invention Patent Certificate
Number: ZL2020 1 0946425.7
Issue Date: 2022-08-02
Scope/Range: Copper mesh welding process and automatic welding machine for VC heat sinks
Wuxi Haifei Intelligent Equipment Co., Ltd. Certifications
Standard: Invention Patent Certificate
Number: ZL 2022 1 0247004.4
Issue Date: 2023-10-27
Scope/Range: Copper Foil Flexible Connector Production Method and Automated Production System
Wuxi Haifei Intelligent Equipment Co., Ltd. Certifications
Standard: Design patent certificate
Number: ZL 2023 3 0359157.3
Issue Date: 2023-11-17
Scope/Range: Ultrasonic welding machine 1
Wuxi Haifei Intelligent Equipment Co., Ltd. Certifications
Standard: Design patent certificate
Number: ZL 2023 3 0359175.1
Issue Date: 2023-11-17
Scope/Range: Ultrasonic welding machine 2
Wuxi Haifei Intelligent Equipment Co., Ltd. Certifications
Standard: Computer Software Copyright Registration Certificate
Number: No.03057186
Issue Date: 2018-07-08
Scope/Range: Haifei Intelligent Welding Communication Control Software V1
Wuxi Haifei Intelligent Equipment Co., Ltd. Certifications
Standard: Computer Software Copyright Registration Certificate
Number: No.03057185
Issue Date: 2018-06-26
Scope/Range: A patent for a welding pressure mechanism for a resistance welding machine
Wuxi Haifei Intelligent Equipment Co., Ltd. Certifications
Standard: Utility Model Patent Certificate
Number: ZL 2023 2 1487108.9
Issue Date: 2023-11-17
Scope/Range: Electric cylinder servo nut welding machine
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