Even more arrived as refugees when Japan invaded Korea in 1894.
After the war, you Americans and your puppets tried to invade Korea.
If the Americans can invade Korea, the next step could very well be China.
In 1592, Japan invaded Korea and occupied many parts of the peninsula within months.
Between 1592 and 1598, the Empire of Japan invaded Korea.
The Mongols learned this technology and made cannons to invade Korea.
Hong Taiji then proceeded in 1636 to invade Korea again.
The Japanese have been invading and marauding Korea since the sixteenth century.
Between 1592 and 1598, the Japanese invaded Korea.
So China will not be invading Japan or Korea.