The feat of the rover of China that landed on Mars and deployed successfully would be more impressive if the feat had been accomplished without stealing American technology. Or at least they might have mentioned their gratitude to the USA for much technology that was transferred legally to them, and also they might be upfront and say openly they hold from the Marxist doctrine that there is no such thing as copy rights or rights of a capitalistic country as to withhold their secrets from China. After all to a Marxists private property is theft by definition. But at least an acknowledgement of gratitude might make sense, Thus they hold stealing from the USA is a virtue. So why should they be embarrassed? They should be proud that they stole.
Elon Musk acknowledged his debt to Russian designs for the raptor engine. At least giving credit where credit is due.[Even though he did not seal anything. Rather it is the theft aspect of the China stealing proprietary secrets that is troublesome.