-The impact of land supply on housing prices. Land is the first vane of the property market. Nowadays, "flour is more expensive than bread" is a cliche. This phenomenon has also brought us the expectation of a sharp rise in house prices in the future, which has led to the current upsurge of buying houses and contributed to the rise of land prices, thus promoting the rise of house prices.

-After the market heats up too fast, it is necessary to adjust in the short term. The temperature rise (partly due to the fact that relevant regulatory policies were not followed up in time after the outbreak, and economic stimulus policies also played a certain role in stimulating the real estate market.

-psychological expectation, conformity psychology, etc. It will also affect the rise and fall of short-term housing prices. For example, the regulatory policies in recent years have changed the expectations of some people, making them think that house prices will fall further in the future, leading some people to sell or wait and see, thus restraining the rise of house prices to some extent.