Ceiling price = Max (the settlement price of the previous trading day of the option contract-the limit range of the price of the underlying futures contract, the minimum change price of the option contract).
Therefore, as far as price ratio is concerned, Yun Qi Jin Fu needs to emphasize that the price limit in commodity options may be as high as tens of percent, or even thousands, far higher than futures and stocks. This needs to remind investors to pay special attention.
65438+ 10 6 Tianhua Chaojing (300390. SZ) release performance forecast. According to the performance forecast, Tianhua Chaojing's net profit returned to its mother in 2022