The full name of 1.IPO is initialpublicoffer, that is, "initial public offering", which refers to the way in which a joint-stock company makes its initial public offering public.

2. The dammed lake refers to the river valley and river bed of the original water system, after which the flowing water gathers and overflows around. When water is stored to a certain extent, a dammed lake will be formed.

3. At present, there are more than 820 enterprises waiting in line to be listed on the Shanghai and Shenzhen Stock Exchanges, which is "to be determined" for A-shares that lack financial support, which has caused psychological burden on the large financing scale of the market.

As you said, this can also be regarded as one of the problems of stock market management. At the Central Economic Work Conference, experts from all walks of life actively made suggestions.