Because people in China were poor at that time, they were so amazed by what those lucky miners had found. More and more people wanted to come to California because of what they saw. Today , in this modern society, there is no more war nor any gold in the United States. However, people from all over the world still want to come to the United States. Among them, there are still many Chinese.
Some people come for the education.
Some come here to avoid political persecution. Besides, from 1990 to 1996, about 85 percents of the immigrants from Hong Kong came to the United States because of the uncertainty after the return of Hong Kong to China. These are the main reasons why Chinese come to this country in the modern days. Some Chinese immigrants come to the United States to be with their family members. Because the United States is generally a better place to live than China.