I dunno. I see no difference in the language of the joint statement that would suggest 10-30 but reading the news, I see some reports 10-10 and others 10-30. Others don't mention numbers probably because they couldn't figure it out...
"Speaking after talks with Chinese officials in Geneva, U.S. Treasury Secretary Scott Bessent said the two sides had agreed on a 90-day pause on measures and that tariffs would come down by over 100 percentage points to a 10% baseline rate."
"President Trump's "reciprocal" tariff on China will fall to 10% from 125%.
A separate 20% tariff the president imposed over what he described as China's role in the fentanyl trade will remain.
Beijing will cut its retaliatory levies on U.S. goods to 10% from 125%"