According to this price, the weight of this ornament is between 70 and 80 grams. The labor cost of sinking a ship should be less than that of 400 yuan. Even if there is some punitive damages, the price cannot exceed 1000 yuan. If it costs you so much money, you might as well buy these decorations. If you pay 5500 yuan, which is equivalent to more than 70 yuan per gram, then the jewelry is not yours. If you buy, and then discount the old gold, the charge per gram is around 25 yuan. If it is a product sold in our store, the charge for trade-in should be within one gram 10 yuan. So you can get better treatment. It won't lose much.