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Walk In Environmental Chamber

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Altitude Test Chamber

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Aging Test Chamber

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Combined Test Chamber

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Salt Spray Test Chamber

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Solar Radiation Test Chamber

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Battery Test Chamber

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Multilayer Test Chamber

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Why Can We Always Ensure Excellent Quality

Quality Control

Quality Gurantee:

We have ISO9001(Quality Management System Certification), ISO14001 (Environmental Management System Certification)and CE certificate.

Moreover, our company has set a quality control department to ensure that our products are of good quality.

In testing

Also, we have a complete after-sales service outlets over the world, so that our feedback is very quickly.

Shenzhen Douwin Technology Co., Ltd.

Our main market and service points

Certification

Standard: ISO14001: 2015

Number: 0070021E53323R0M

Issue Date: 2021-12-10

Expiry Date: 2024-12-09

Scope/Range: The Relative Management Activities of Design，Development，Production and Service of Environmental Test Equipment

Issued By: Zhongjian Certification Co., Ltd.

Standard: Energy Saving Technology Certification Certificate

Number: CQC-JNJSRD-1804

Issue Date: 2018-04-02

Scope/Range: Test Equipment

Issued By: China Quality Certification Centre

Standard: ISO9001: 2015

Number: U0021Q50479R0M

Issue Date: 2021-12-10

Expiry Date: 2024-12-09

Scope/Range: Design, Development，Production and Service of Environmental Test Equipment

Issued By: Zhongjian Certification Co., Ltd.

Standard: Certificate of Invention Patent

Number: ZL201710361076.0

Issue Date: 2018-07-17

Issued By: China Intellectual Property Office

Standard: Certificate of High-tech Enterprise

Number: GR201844201650

Issue Date: 2018-10-16

Issued By: Shenzhen Technology Innovation Committee

Standard: ISO14001: 2015

Number: 0070021E53323R0M

Issue Date: 2021-12-10

Expiry Date: 2024-12-09

Scope/Range: The Relative Management Activities of Design，Development，Production and Service of Environmental Test Equipment

Issued By: Zhongjian Certification Co., Ltd.

Standard: Energy Saving Technology Certification Certificate

Number: CQC-JNJSRD-1804

Issue Date: 2018-04-02

Scope/Range: Test Equipment

Issued By: China Quality Certification Centre

Standard: ISO9001: 2015

Number: U0021Q50479R0M

Issue Date: 2021-12-10

Expiry Date: 2024-12-09

Scope/Range: Design, Development，Production and Service of Environmental Test Equipment

Issued By: Zhongjian Certification Co., Ltd.

Standard: Certificate of Invention Patent

Number: ZL201710361076.0

Issue Date: 2018-07-17

Issued By: China Intellectual Property Office

Standard: Certificate of High-tech Enterprise

Number: GR201844201650

Issue Date: 2018-10-16

Issued By: Shenzhen Technology Innovation Committee

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