Open xuyumeng opened 7 years ago
Hi @xuyumeng . Can you provide a link where this is given as a spec?
You can find it here Telephone numbers in China - Wikipedia.
The first three digits (e.g. 13x, 14x,15x,17x and 18x) designate the mobile phone service provider, the following 4 digits related to the province.
Hi @xuyumeng . Can you provide a link where this is given as a spec?