Eggs 1405 is now priced at 4218 yuan, which means it is 4218 yuan per 500 kilograms, or 8,436 yuan for a period of time, so 5 tons is a lot, which means a lot of the contract value should be 42,180 yuan, 6 percent margin, so the margin for trading a lot should be 42,180 * 6 percent = 2,580 yuan. That is to say, you need 2580 yuan to do a lot.