Is it normal for coodoo to return to the factory for maintenance?

Ordinary. Coodoo is a brand of Shenzhen Kudong Digital Co., Ltd., which has been registered and certified by the state. Is one of Apple's core partners in China, selling a full range of Apple products authorized by Apple China. Its coodoo returned to the factory for regular and reliable maintenance. Returning to the factory for maintenance is theoretically better than the old mobile phone because the manufacturer may replace the parts that have not been produced with accessories with better performance, and there are many and good accessories. According to the previous delivery time, the mobile phone can be guaranteed to be received in half a month.