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Why Can We Always Ensure Excellent Quality

Quality Control

The company has passed management system of ISO9001 and ISO14001,the European Union”SGS”,and also the United States UL certification.The products comply with ROHS and REACH safety regulations,which are widely used in indoor and outdoor 10-1100KV high voltage electrical insulation,such as:high voltage switch insulation parts,mutual inductors,transformers,reactors,etc.

Certification

Shanghai Wenyou Industry Co., Ltd. Certifications
Standard: Quality management system certificate
Number: 04223020026R2S
Issue Date: 2017-03-09
Expiry Date: 2026-03-08
Scope/Range: Quality management system
Issued By: Shanghai Certification Center of Quality Technology
Shanghai Wenyou Industry Co., Ltd. Certifications
Standard: Environmental management system certificate
Number: 04223E20015R2S
Issue Date: 2017-03-09
Expiry Date: 2026-03-08
Scope/Range: Environmental management system certificate
Issued By: Shanghai Certification Center of Quality Technology
Shanghai Wenyou Industry Co., Ltd. Certifications
Standard: Industrial Strong Foundation Project
Number: FJG2306
Issue Date: 2023-09-30
Expiry Date: 2099-12-31
Scope/Range: developing and strengthening the industrial foundation
Issued By: Shanghai Fengxian District Economic Committee
Shanghai Wenyou Industry Co., Ltd. Certifications
Standard: UL product IQ
Number: E471021
Issue Date: 2023-07-28
Expiry Date: 2099-12-31
Scope/Range: Flammability
Issued By: UL
Shanghai Wenyou Industry Co., Ltd. Certifications
Standard: UL
Issue Date: 2023-08-01
Scope/Range: UL94
Issued By: UL LLC
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