4.合约带单标的及其最大持仓上限 合约标的 最大持仓限制/区分多空（USDT） BTC-USDT, ETH-USDT, XRP-USDT, SOL-USDT 100,000,000 DOGE-USDT 20,000,000 ADA-USDT, LTC-USDT, AVAX-USDT, BNB-USDT, LINK-USDT, SHIB-USDT, AAVE-USDT, PEPE-USDT, SUI-USDT, HYPE-USDT 10,000,000 ETC-USDT, DOT-USDT, BCH-USDT, FIL-USDT, NEAR-USDT, OP-USDT, TRX-USDT, UNI-USDT, CRV-USDT, XLM-USDT, ARB-USDT, WLD-USDT, TON-USDT, HBAR-USDT, WIF-USDT, ONDO-USDT, PENGU-USDT, TRUMP-USDT, XAUT-USDT, PUMP-USDT, WLFI-USDT 2,500,000 APE-USDT, APT-USDT, ATOM-USDT, DYDX-USDT, GALA-USDT

现货带单标的及其最大买入上限 现货币对 带单买入上限(USDT) BTC-USDT, ETH-USDT 20,000,000 XRP-USDT, LTC-USDT, DOGE-USDT, SOL-USDT, SUI-USDT, PEPE-USDT 10,000,000 TRX-USDT, ARB-USDT, OP-USDT, FIL-USDT, STETH-USDT, ETC-USDT, APT-USDT, SHIB-USDT, ADA-USDT, LINK-USDT, DOT-USDT, XLM-USDT, UNI-USDT, OKB-USDT, AVAX-USDT, BNB-USDT, AAVE-USDT, HBAR-USDT, WLD-USDT, LDO-USDT, NEAR-USDT, XAUT-USDT, TON-USDT, BONK-USDT, WIF-USDT, TRUMP-USDT, PI-USDT, BABY-USDT, JITOSOL-USDT, WLFI-USDT, LINEA-USDT 2,500,000 BCH-USDT, DAI-USDT, CFX-USDT, ATOM-USDT, APE-USDT

2152907, "ETH": 909757, "USDT": 2319557, "random_number": "e7b7a5a6fdba87a58559aed4fca66fb63d3d9395ce0d51bda40fcd35893391ac", "merkle_path": [ "5e3dd0ad776b15743076405d53e12af8fdac85c446bcc6c2eb8cab0e0e0c24f9", "9dd5fcb0f3835b10772a7baabe7a074ed0b6947f7284e2d7ce5a84c3b5b394da", "973186c5ea69bdc06c0c786cfae76173a89e0989bd759e1b2c37fdd317c70fe2", "0c7ea3dd9bc0a15019b9ace6cf003befa31133ee84728d21bf67aa984ef1b60a", "2adf4a58ccec7a44ed3a3f8bd365c61eac7d25c55524e69a31c6665769b7962a", "4cddf667adbfa51e1b999e39a2009dcc9786385d9f3e240919f763e4db6f3609

手续费收取规则：现货 / 杠杆交易手续费 = 手续费率 × 成交时买入的币种数量； 以 BTC/USDT 现货为例，假设 BTC 目前价格为 20,000 USDT，交易者 A (挂单手续费率 0.08%，吃单手续费率 0.1%) 以市价单买入 1 BTC，成交时为吃单方，需要支付的手续费 = 0.1% × 1 = 0.001 BTC，成交后将获得 0.999 BTC；交易者 A 以限价单卖出 1 BTC 即买入 20,000 USDT，成交时为挂单方，需要支付的手续费 = 0.08% × 20,000 = 16 USDT，成交后将获得 19,984 USDT。