The fourth type is sideways (platform style) position building, and some people also include sideways position building in the range of oscillating position building. These main players often use the psychology of retail investors who believe that other stocks in the market are rising but their own stocks are not rising, or who are afraid of missing out on this round of rising market and cannot resist holding and selling stocks to achieve their position building goals. As shown in Figure 9.

Some main players use various fundraising methods to establish positions, which requires investors to have good psychological qualities, long-term investment experience, and high trading skills to detect the scams of the market makers.