Group:B
Phone model:MacBook Air 13.3inch
MacBook Pro 13inch
MacBook Pro（Retina屏）13.3inch
Group:C
Phone model:MacBook Air 13.3inch
MacBook Pro 13inch
MacBook Pro（Retina屏）13.3inch
Group:D
Phone model:MacBook Air 13.3inch
MacBook Pro 13inch
MacBook Pro（Retina屏）13.3inch
