The BLOCKCHAIN ​​FINANCIAL CAPITALINC pass is referred to as BFC outside, and users who hold the pass can enjoy dividends. BFC is a digital asset regulated by federal securities regulations. ImCash Quantum Fund issued 1:1 securitization certificate in STO mode according to the 2 billion U.S. shares issued by BLOCKCHAIN ​​FINANCIAL CAPI-TALINC (U.S. Blockchain Financial Capital Co., Ltd.). The pass of Token can be circulated, and the certificate is the proof of rights and interests. The definition is the encrypted digital rights and interests proof that can be circulated. To put it simply, STO is to issue existing traditional asset security tokens and turn them into security tokens after being chained, which is applicable to the regulation of federal securities laws.