Comment by defrost

Tricky, yes. Insurmountable, no.

Despite the difficulty the former US administration was able to diplomatically achieve cooperation from China on this matter which bore fruit and gained traction until a seris of wild accusations and tariffs from a later administration killed a number of US / China working arrangements.

See, for example, The Hidden Cost of Trump’s Trade War on China (March 18, 2025) https://www.nytimes.com/2025/03/18/opinion/trump-china-trade... written by a former deputy assistant secretary for US international narcotics and law enforcement affairs.