Zhèngfǔ duì shíyóu gōngsī de chāo'é lìrùn zhēngshōu xīn shuì.
The government is imposing a new tax on oil companies' superprofits.
Tips
usage
Standard term in economics, finance, and Marxist political economy. 'Superprofit' (超额利润) was central to Lenin's theory of imperialism and is still the textbook term in China — a useful word in any economics-related discussion.