Anyone with even a slight understanding of legal knowledge and the industry should know that it was simply impossible for Liu Zhou to acquire United States citizenship.
According to regulations, Mainland China prohibits foreign investment in radio and television program production companies, film production companies, distribution companies, and theater chains.
In other words, once Liu Zhou took on a foreign nationality, he would have to sell off all the film and television assets under his name. Golden Harvest was his life's work, so how could he possibly adopt a foreign nationality?
Chapter 416