The daily limit is the name of the highest daily limit in the stock market, so what we call "playing the board" in the stock market refers to the daily limit. People who are willing to chase stocks are usually called "playing the board". The price limit system originated from the early foreign securities market. It is a trading system in the securities market to prevent the trading price from soaring and plunging, curb excessive speculation and appropriately limit the price rise and fall of each stock on the same day. 1. The daily limit of the stock market is very different from that of the futures market. The futures market takes a two-way approach, which can be short or long. Short-selling mechanism, the strengthening effect of daily limit on one-way trend of stock market is far less than that of futures market.