The headline is a misinterpretation.

When the Chinese government is deciding who to award procurement contracts to, it will treat Chinese made products as it they were 20% cheaper than they actually are. (Or phrased another way, the Chinese government will pay up to 20% more for any product if it’s made in china than similar product that has been imported.

This will notably impact intel and nivida because China will now pay more to buy chips from Chinese vendors.