Liquidity issues in the crypto space have always been a hot topic. Recently, I saw discussions about the role of market makers, so I decided to organize my thoughts.

Simply put, market makers are the players in the market who ensure that trading can proceed smoothly. They continuously quote bid and ask prices, use their own funds to place orders, allowing you to buy or sell whenever you want. Without market makers, the market can easily fall into liquidity drought, resulting in an "illiquid market" situation.

How do market makers make money? The core logic is straightforward—buy low and sell high. For example, if a token's current price is $100, they might place a buy order at $99.5 and a sell order at $100.5; the $0.5 spread is their profit. But this is just the basic revenue source. They also set numerous orders at different price levels to increase market depth, enabling large transactions to be executed smoothly. Additionally, exchanges often rebate part of the trading fees as incentives, and some new projects pay market makers to maintain liquidity and stabilize prices. High-frequency trading and arbitrage are also important revenue channels. The entire process relies on complex algorithms and trading bots to execute.

Why does the market need market makers so much? For traders, they provide the convenience of trading anytime and anywhere. For the market, their two-way quotes and order book depth act like shock absorbers, absorbing sudden buying and selling pressure, preventing prices from fluctuating wildly due to supply and demand imbalances. For new projects, this is even more critical—if a new token launches with poor trading depth and volatile prices, it won't attract investors. Market makers provide a stable trading environment, which is essential for a project to mature.

Regarding specific institutions, many professional players are already active in this field. Jump Trading is a traditional finance quant giant, also active in the crypto market. Wintermute, founded in 2017, is known for its advanced algorithmic systems and provides liquidity to top-tier exchanges. GSR Markets is an industry veteran, operating since 2013, focusing on complex trading solutions. DWF Labs is a rapidly rising Web3 firm in recent years, covering market making, investment, and other areas.

Overall, the role of market makers is crucial for the healthy development of the crypto ecosystem. They are not just traders earning spreads but also guardians of overall market liquidity.