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Why Can We Always Ensure Excellent Quality

Quality Control

QA/QC Introduction

Our company resolutely implements the principle of quality first, we control and supervise the whole production process in strict accordance with the requirements of the ISO9001 system and the related implementation process. The quality department strictly controls all aspects like material inspection, production processes, product testing, shipment inspection and establishes traceable documents and product identification.

Our quality inspection team is very familiar with the various standards, strict implementation of the standards required sampling and testing methods.

Test Equipment and Facilities

Tianjin Estel Electronic Science and Technology Co.,Ltd

Insulation resistance tester (megameter)

Tianjin Estel Electronic Science and Technology Co.,Ltd

Withstand voltage tester

Tianjin Estel Electronic Science and Technology Co.,Ltd

High low temperature test box

Tianjin Estel Electronic Science and Technology Co.,Ltd

Salt fog test box

Tianjin Estel Electronic Science and Technology Co.,Ltd

Combustion tester

Tianjin Estel Electronic Science and Technology Co.,Ltd

Spray test room

Certification

Tianjin Estel Electronic Science and Technology Co.,Ltd Certifications
Standard: ISO9001
Number: 2070024Q10159R0S
Issue Date: 2024-05-21
Expiry Date: 2027-05-20
Scope/Range: PRODUCTION AND SALES OF TELECOM CABINET,TELECOM POWER CABINET,AND THEIR ACCESSORIES
Issued By: CNAS,IAF
Tianjin Estel Electronic Science and Technology Co.,Ltd Certifications
Standard: IS045001
Number: 2070024S20118R0S
Issue Date: 2024-05-21
Expiry Date: 2027-05-20
Scope/Range: PRODUCTION AND SALES OF TELECOM CABINET,TELECOM POWER CABINET,AND THEIR ACCESSORIES
Issued By: CNAS,IAF
Tianjin Estel Electronic Science and Technology Co.,Ltd Certifications
Standard: ISO14001
Number: 2070024E10125R0S
Issue Date: 2024-05-21
Expiry Date: 2027-05-20
Scope/Range: PRODUCTION AND SALES OF TELECOM CABINET,TELECOM POWER CABINET,AND THEIR ACCESSORIES
Issued By: CNAS
Tianjin Estel Electronic Science and Technology Co.,Ltd Certifications
Standard: CE
Number: BSTDG1501315741EC-1
Issue Date: 2015-01-22
Scope/Range: Industrial AC air conditione(EMC)
Issued By: BST
Tianjin Estel Electronic Science and Technology Co.,Ltd Certifications
Standard: CE
Number: BSTDG1501315741SC-2
Issue Date: 2015-01-22
Scope/Range: Industrial AC air conditione(LVD)
Issued By: BST
Tianjin Estel Electronic Science and Technology Co.,Ltd Certifications
Standard: FCC
Number: BSTDG1501315741EC-3
Issue Date: 2015-01-22
Scope/Range: Industrial AC air conditioner
Issued By: BST
Tianjin Estel Electronic Science and Technology Co.,Ltd Certifications
Standard: CE
Number: CTE16AR-114E
Issue Date: 2016-04-04
Scope/Range: Industrial DC air conditioner(EMC)
Issued By: CTE
Tianjin Estel Electronic Science and Technology Co.,Ltd Certifications
Standard: CE
Number: 2011NT0602448
Issue Date: 2011-06-10
Scope/Range: Cabinet Cooling
Issued By: NTEN
Tianjin Estel Electronic Science and Technology Co.,Ltd Certifications
Standard: CE
Number: CTE16AR-114S
Issue Date: 2016-01-04
Scope/Range: Industrial DC air conditioner(LVD)
Issued By: CTE
Tianjin Estel Electronic Science and Technology Co.,Ltd Certifications
Standard: 3C
Number: 2015180703000848
Issue Date: 2016-11-29
Expiry Date: 2020-11-19
Scope/Range: Air conditioner
Issued By: CVC
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