The big class is in the big class
There is a difference between a box and a plate.
Just looking at it, you can see at a glance whether you have played with B club. Even if it is made in China, it is meat.
Generally, there will be no sellers selling B in the big class, but you should be careful when buying the second-hand piles of players. After all, second-hand reputation protection is not as good as Taobao shop.