China is great in many ways, but it's IP / Copyright protection is abysmal and is used by the state as propaganda / propaganda control.
Portray China negatively in a film? Oh look, no sales the few theatres that are showing it have the scenes altered and of course don't pay royalties.
Neutrally portray China? Oh look about 1% of the royalties you were supposed to get.
Portray China positively? Blockbuster Chinese release. Unprecedented sales, collect nearly 80% of the royalties you were supposed to.
They have the same Real Politik handle on technology. They're not going to respect American Patents until it suits them. Not to say we're blameless; but if it is too asymmetrical I could see the west imposing levies to rectify the imbalance.