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Why Can We Always Ensure Excellent Quality

Quality Control

Quality Control

Our in-house QC team comprises more than 10 professional staff. Under the 100% QC rule, our skillful technicians achieve zero defects. Our mission: quality comes first.

Quality Control Procedures

We employ highly-qualified QC teams to support quality production. To achieve zero defects, Pro-An implements stringent quality control procedures including IQC for incoming material, design control, material supply control, on-line testing and inspection, outline test, final QA inspection and aftersales control.

Shenzhen Topmay Electronic Co., Ltd.

We are audited supplier of Made-in-China, Alibaba and Global Sources. Our products got certificates of ISO9001, CE, UL , SGS , etc.

Shenzhen Topmay Electronic Co., Ltd.

Shenzhen Topmay Electronic Co., Ltd.

Certification

Shenzhen Topmay Electronic Co., Ltd. Certifications
Standard: CE
Number: 3J190829.STEQW54
Issue Date: 2019-08-29
Expiry Date: 2024-08-28
Scope/Range: Capacitor/TMCF.TMCE.TMCC. series
Issued By: ECM
Shenzhen Topmay Electronic Co., Ltd. Certifications
Standard: ISO 9001:2015
Number: 19519Q31821R0S
Issue Date: 2019-08-27
Expiry Date: 2022-08-26
Scope/Range: Sales of ceramic capacitors,electrolytic capacitors,tantalum capacitors,film capacitors,super capacitors,trimmer capacitors,and
Issued By: CNAS
Shenzhen Topmay Electronic Co., Ltd. Certifications
Standard: UL
Number: E320172
Issue Date: 2022-05-26
Expiry Date: 2023-05-26
Scope/Range: X1 X2 Capacitor/ MKP MPX
Issued By: UL LLC
Shenzhen Topmay Electronic Co., Ltd. Certifications
Standard: SGS
Number: SZXEC2103482901
Issue Date: 2021-11-17
Expiry Date: 2022-11-17
Scope/Range: Chip Resistor/ TMCR01
Issued By: SGS-C STC Standards Techinical Services Co.,Ltd. Shenzhen Branch
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