Market-making transaction means that market makers (brokers) have their own accounts, can quote independently and conduct two-way transactions with investors, from which they can get almost the same sales of this product.

Extended information:

1. Market maker refers to a securities business legal person with certain strength and reputation as a franchise dealer in the securities market, who constantly quotes the trading price of a specific securities to the public investors (that is, two-way quotation), accepts the trading requirements of the public investors at this price, and conducts securities trading with investors with its own funds and securities.

maintain the liquidity of the market through the market-making system to meet the investment needs of public investors; Market makers compensate the cost of services provided by the appropriate difference between the bid and the bid, and realize a certain profit. Market makers keep the liquidity of the market and meet the investment needs of public investors through this constant buying and selling.

Second, companies listed on GEM are generally small in scale and high in risk, which will greatly affect the enthusiasm of investors and securities companies to participate. Especially in the market downturn, investors are more likely to lose confidence. Maybe there will be an investment boom at the beginning of GEM, but this does not guarantee that the market will not be depressed in the future.

Third, if there are market makers, they will bear the funds needed for market making, so they can handle any business at any time and activate the market. Buyers and sellers don't have to wait for each other to appear. As long as the market maker comes forward and assumes the responsibility of the other party, the transaction can be carried out. Therefore, market makers ensure uninterrupted trading activities in the market, even if the market is at a low point.

4. The real market maker should include two levels: the first level is the retail market between market makers and investors, and the second level is the wholesale market between market makers and market makers.

5. The securities market maker market includes "composite" securities market and "single" securities market (OTC market), in which "composite" securities market can be divided into "mixed" securities market (such as new york Stock Exchange) and "parallel" securities market (such as London Stock Exchange).