1. Bidding transaction: investors submit buying and selling orders to participate in bidding transactions. This method is carried out in the exchange, and investors determine the bidding according to the market price and demand at that time.
2. Inquiry transaction: Investors contact bond issuers or market makers to inquire about the price and transaction quantity of bonds. According to the information obtained, investors negotiate and reach a deal.
3. Market-making transactions: Market makers provide quotations and bear the risk of buying and selling. Investors decide to trade according to the bilateral quotation provided by market makers.