The second half of the first quarter to the first half of the second quarter. According to the normal trend of the stock market, after the Spring Festival holiday every year, various industries start to start construction one after another, and infrastructure projects enter the peak season. From the second half of the first quarter to the first half of the second quarter, infrastructure funds usually have a big market. Capital construction refers to the expanded reproduction of fixed assets carried out by various departments of the national economy to develop production, that is, the construction carried out by various departments of the national economy to increase fixed assets.