Many chargers don't deliver their advertised power; you can depend on Anker and Ugreen chargers. I have a couple of the Ugreen 100W chargers and deliver power as advertised. They make several models so search for the company name in Amazon.
It looks like your 34% tariff is what we're going to be charging China. According to the article posted by CNBC China is charging our products 67%. https://www.cnbc.com/2025/04/02/trump-reciprocal-tariffs-countries-chart-imports-united-states.html