About the sale of nikeSB!
Nike ESB is sold in designated stores around the world, and all Nike counters in Chinese mainland have no right to sell it.
The only authorized one is the flying board shop in Shanghai, which can be found in nikeSB official website.
Official website address? /nikeskateboarding/v3/
As for the SB of other websites such as Xinxin, it should be purchased from abroad, but it can be guaranteed to be authentic.