Technology and know-how transfer was exactly the price paid by western companies for outsourcing to China. The companies got increased profits for few years and at the same time trained their future competition.

For example:

"Apple is considered the "Great Teacher" of China for playing a pivotal role in upgrading the nation's industrial, manufacturing, and technological skills over the past 25 year"

https://www.nytimes.com/2025/05/15/books/review/apple-in-chi...