Brief introduction of stock market
1. primary market: the primary market is also the issuance market, which refers to the market where listed companies issue shares through some institutions;
2. Secondary market: The secondary market refers to the market where investors trade stocks;
3. Tertiary market: the tertiary market refers to the market for on-site transactions and off-site transactions;
4. Four-level market: Four-level market refers to the market where individuals or institutions with sufficient funds conduct transactions;
5. Over-the-counter market: Over-the-counter market means that stocks are not traded on the stock exchange, but on the counters of various institutions.