1. The floor fund refers to the fund listed on the exchange, so the floor fund can only be traded in the stock account of the exchange. If not, it is not a floor fund.

2. On-site funds have real-time quotes, and there are five trading quotes to look at, but off-site funds don't. On-site funds have real-time net fund value to look at, while off-site funds generally have only one opening price and closing price. The above points can be used to judge whether the fund stocks you buy are on or off the market.