1, accurately grasp the basis change. The success of hedging depends directly on the forecast of basis, so accurately grasping the change of basis is the key to the success of hedging. 2. Use the basis change to cancel hedging in time. For hedging investors, mastering the basis and its changes can not only achieve the purpose of maintaining value or minimizing losses, but also gain additional benefits from it. In the process of paying attention to the fluctuation of metal futures price, hedgers should not only pay attention to the change of metal futures basis, but also seize the appropriate opportunity to cancel hedging. 3. Extend the hedging trading time by changing the month. In metal futures investment transactions, basis is a very important factor for hedgers. Whether the main body of hedging is the country or the enterprise, we should always pay attention to the change of basis. 4. You can't do hedging transactions in the same direction. The metal futures hedging transaction is actually a hedging transaction, which takes the opposite direction to the spot market in the metal futures market.