1. Bargaining and bidding: Bargaining refers to one-on-one communication between buyers and sellers to agree on the final price, which is a common trading method in over-the-counter transactions. Bidding refers to a transaction in which buyers and sellers are composed of one or more groups, and the groups begin to compete in two directions, which is generally more common in on-site transactions.
2. Direct trading and indirect trading: mainly according to the different ways of stock trading. Direct trading is a direct interview between buyers and sellers, and stocks are also liquidated by buyers and sellers themselves; Indirect trading is that investors entrust securities companies to trade, and buyers and sellers do not meet.
3. Futures trading and spot trading: mainly based on the delivery date of securities. Futures trading refers to the delivery of shares on the date stipulated in the contract after trading; Spot trading means that stocks can be liquidated and delivered immediately after trading.