They’ve already been sounding the alarm, as the one-child policy has created a shrinking, older population which would need to be cared for by a reduced population of young people.
Red China now is experiencing what Japan has been seeing for decades.
China is going to fall flat on her face soon. No soldiers, no people, older workers, or not so obedient slaves—not a good choice for them. Just as we thought Japan would rule the future—the Chinese are going to end up with disorder and death.