Yes, he railed about those things in bombastic and often factually incorrect ways. But that wasn't accompanied by actual policy proposals. (In my view, yelling "mexico will pay for it" is not a policy proposal.)
Then you haven't been paying attention. For better or worse, there have been a number of example since he was elected.
One recent one was putting a 300% tax on imported Bombardier regional passenger jets. The result? Bombardier teamed up with Airbus to form a new division that will manufacture the same jets in the United States.
I know it's not popular out on the left coast, but that sounds like promises made, promises kept.
See also: China building a factory in Chicago to build subway cars. The local pols played it as a big negotiating victory for the mayor, but it was actually the Chinese dodging the tariffs before they could be imposed.
But that applies to most politicians, and is a common factor in all elections. I was disputing the assumptions which concluded that external factors are the primary explanation for the election results.