Pledge：
　　Hello!
　　Thanks for your purchase of the East are electronic products, I would like to thank! In order to protect your legitimate rights and interests, from your worries, Dongdu Electronics to make the following commitment to you, and when you need to provide you with:　
　　That is, since the purchase of electronic products from the date of 6 months, if you buy the product any problems, you can choose a replacement.　　　
　　If you have any product related technical problems in use, you need to consult
　　You are welcome to call the East are electronic support line: 18819512262 to the engineering department, by our engineers to provide you with professional answers。