our service

No 11 Floor, Cangsong north building, 
Tairan 7 Road, Futian District, Shenzhen, China

+86 755 82815258
+86 755 83985257 ext 601, 602, 603, 604, 605, 606



  • Sumvier is a solution company in Shenzhen which provide the professional service on smart phone and help you to build up your own smart phone brand in your market.

    Why cooperate with Sumvier?

  • OEM MOQ 3000PCS ODM MOQ 5000PCS-10000PCS depending on design and material.

    What is the MOQ of your smart phone?

  • The warranty is 12 months.

    How many years warranty you provide?

  • We can help you to get the certification like CE.

    Do you provide the certification of the product like CE?

  • -We will provide you training for repairing. -We will try our best to use same electronics parts(superior quality)to provide you convenience for repairing. -We will provide you extra spare parts with shipments

    How can you help us on after-sale service?

  • The factory of is in Xixiang and Longgang district of Shenzhen. Welcome you to visit.

    Where is your factory?


  • K51 Mobile


    K51 Mobile
  • L22 mobile


    L22 mobile
  • Exhibition Invitation


    Exhibition Invitation
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