BUFF163, owned by NetEase, is the world's highest-volume CS2 skin marketplace thanks to its massive Chinese user base, with an unusually deep pool of rare items. Sellers pay a 2.5% fee. Trading requires Chinese-ID KYC verification tied to a Chinese phone number, which significantly limits access for international users.
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You'll need to link a Chinese ID or Alipay real-name authentication.
Deposits go through Chinese payment rails.
Buy or list an item in the marketplace catalog.
BUFF163 implements standard security measures for the Chinese market, though international users should exercise additional caution due to regulatory differences and limited recourse options.
Best Practices for Safe Trading