2. Logistics: refers to all economic activities caused by the spatial transfer of commodities in the real economy, including warehousing, transportation, loading and unloading, packaging, distribution processing and distribution of commodities.
3. Capital flow: refers to the remaining process of participating in sports in the real economy caused by business flow and logistics, including payment, prepayment, lending, repayment and settlement of funds.
4. Information flow: refers to the movement of related information induced by business flow, logistics and capital flow in the real economy, including information release, information screening, information search, anti-loyalty and other processes.