> Once parity is reached, China cuts collaboration agreements and keeps further advancements within China Any such actual event happening? I have heard this s

> Once parity is reached, China cuts collaboration agreements and keeps further advancements within China Any such actual event happening? I have heard this stated repeatedly, but my Google search reveals no actual reporting, other than the ones where the foreign party voluntarily exited or being forced aware from their own political pressure (that is not from Chinese side).