Futures premium means that the futures price is higher than the spot price. In this case, investors can buy the spot at the futures price, and then sell the futures to get the income from the price difference. Futures discount is an important basic technology for investors to invest in futures, which can help investors get higher return on investment.

The practical significance of futures premium is that it can help investors buy spot at a lower price, thus obtaining a higher return on investment. Futures discount is an important technology of futures investment, which can help investors get better return on investment in the futures market.

Another important significance of futures premium is that it can help investors reduce investment risks. Since the futures price is higher than the spot price, investors can buy the spot at a lower price, thus reducing the investment risk.

In a word, futures premium is an important technology for investors to invest in futures, which can help investors get higher investment returns and reduce investment risks.