This should be impossible. The price of copper rod includes electrolytic copper and processing fee. (Futures copper prices can be divided into spot and futures. The price of some copper rods also includes metal loss. Of course, it is necessary to compare the prices in different periods, and the spot prices in different periods fluctuate greatly, especially now. We should compare the composition of copper bars. If the copper rod is made of scrap or alloy, the price may be similar to the spot.