How many people emigrated from Langzhong?

From 2000 to 2009, 349,450 people in China became American citizens. Specifically, in 2000, 54,443 China citizens joined the United States. 200 1, 34,353 people in China became American citizens. In 2002, there were 365,438+0,987 China citizens who joined the United States. In 2003, there were 239,965,438+0 China citizens who joined the United States.