What does cell phone stringing mean good or bad

Good, completely regular goods. For example, if you live in Beijing, the wholesale price of a 6300 dealer is 1000, while the wholesale price of a Guangdong dealer is 800, then someone takes the 6300 from Guangdong and sells it in Beijing and sells it to you for 890. That's it, there are regional differences in any commodity, and then someone utilizes that difference to make money. String goods are genuine, this you can rest assured. But be sure that what you buy is indeed string goods. It's easy to identify, just go to Nokia's after-sales service to check. Nokia's three packages are nationally guaranteed.