Fast and efficient service is our most important responsibility.

We treasure every customer’sneeds. We assure to give response within 12 hours. please don't hesitate to contact us if you have any questions, we believe you will have a best experience from us. below best service items are included but not limited to:

*Professional sales team offer good service before and after sale.

*Professional and powerful R&D team can solve any of your technical problems

*Quick response: your any inquiry would be responsed within 12hours.
*Short Lead time: 3-5 days for samples; 15-20 days for mass production.
*High quality battery: A grade cells, 1 year warranty, 100% real capacity and discharge rate. Problem products will be replaced by new one for free.
*Fast delivery: ship via Door to Door(Express), By AIRcargon, By SEA, according to your request.

*Our existing main market: Western Europe, North American and China Mainland;

*Customized Service: OEM/ODM is acceptable, Small order are welcome.

*OEM and ODM can be acceptable; We develop, design and manufacture all kinds of custom battery pack;

*We provide one-stop battery power solution, including cell selection, battery pack design, PCM/BMS design, battery pack assembly, OEM Packing and after sales service.

DongGuanYiliang Technology Co., LTD

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