就算5千萬美元一架的話，400架得200億美元，不是個小數

The price of a J-10 fighter jet varies depending on the specific variant and includes factors like avionics and radar systems. The J-10A is estimated at US$40 million, while the J-10B is around US$50 million, and the J-10C is estimated at US$80 million, according to Nations: Dawn of an Era. The export version, J-10CE, is rumored to be priced at US$40 million,