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Zhengzhou Olive Electronic Technology Co.,ltd Quality Control

Good quality Olive Oxygen Concentrator for sales
Good quality Olive Oxygen Concentrator for sales
Customer Reviews
We are very pleased to see your oxygen purity can stay at >93% with over 1 week of continuous supply.

—— Luke

Please develop more nice oxygen concentrator and with better prices, so we can sell your machines to more clients and gain larger markets. Thanks you

—— Edward Deanda

Olive home oxygen concentrator is a gift to the mother, the mother likes it, the mother can carry him anytime, anywhere, really good product

—— Daria

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QC Profile

Quality is our culture, Olive is confident in the superior quality of products.


1. Olive oxygen concentrator is complying with ISO standard. Quality Ensured.

2. Full inspection on raw material before production. Such as air compressor, moleculiar sieve.


3. 48 hours continuous working testing before shipping out, ensuring 100% right product before shipment.


4. Each machine we will do a QC test report, the details as following:







  • Standard:CE

    Number:DD 60103749 0001

    Issue Date:2015-10-10

    Expiry Date:2020-09-18

    Scope/Range:Oxygen Concentrator

    Issued By:TUV

  • Standard:ISO

    Number:SX 60103750 0001

    Issue Date:2015-10-10

    Expiry Date:2018-09-18

    Scope/Range:Oxygen concentrator

    Issued By:TUV

  • Standard:Declaration Letter


    Issue Date:2015-10-10

    Expiry Date:2020-09-18


    Issued By:Olive

  • Standard:Rohs


    Issue Date:2014-04-21

    Scope/Range:Oxygen concentrator

    Issued By:Global-Standard Testing

  • Standard:Trademark Registration Certificate


    Issue Date:2016-04-07

    Issued By:The state administration for industry and commerce of P.R.C.

  • Standard:Design Patent

    Number:ZL 2016 3 0239828.2

    Issue Date:2016-11-23

    Issued By:State Intellectual Property Office of P. R. C.

Contact Details
Zhengzhou Olive Electronic Technology Co.,ltd

Contact Person: Miss. Selina Qu

Tel: 86-371-8609-7307

Fax: 86-371-5550-1837

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