A lot of them are also poor. The mode mi ori Ty myth exist cause the media only focuses on the Asians doing well. A lot come here and stay poor just like every other immigrant group. They push education on their children and those that succeed are highlights and those that fail are ignored.This actually happens a lot in the Asian community. People think these Asians are law abiding citizens which is false, they are involved in prostitution, drugs, guns, money laundering, illegal gambling, etc.
I made a post back in 2016 of a group of Chinese nationals from the San Gabriel Valley involved in Human Trafficking of other Chinese women. The Chinese women used Student and Tourist Visas to get into the USA:
Nah it's because the cops/feds want them to be successful.They pay the right people, are extremely organized, and ain’t too flagrant with the flossing. Other than that completely without ethics or scruples.