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If no need to replace the chipset and high--value component and it is not the artifical problem,we guarantee for free maintenance in 1 year,and you pay freight charge.Repair and technical support for a whole life,you pay freight charge and repair fee after 1 year.
Service ways:
Technical support: +86-18938865689,+86-18938865699
Post-sale service: +86-89504892
Skype: sz-jmav
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