What does GB stand for?
GB stands for "Guojia Biaozhun"
How to abbreviate "Guojia Biaozhun"?
"Guojia Biaozhun" can be abbreviated as GB
What is the meaning of GB abbreviation?
The meaning of GB abbreviation is "Guojia Biaozhun"
What does GB mean?
GB as abbreviation means "Guojia Biaozhun"
