Talking about the integrity and innovation of mobile phone products
Haiyu screen phone is not popular
Discussion on the disadvantages of pure screen proportion
The screen should not be too narrow or too long
Recently, vivo and oPPo compete to make a show - flashy
Expect ViVO X21 to continue its true flagship version
Expect ViVO X21 to continue its true flagship version
It is recommended to continue to issue the flagship version of ViVO X21