Hello, welcome to Business Daily from the BBC World Service. I'm Shuang Yuan. And today, we're in

California to hear from the Chinese migrants who have arrived in the U.S. in the past few years

across the Mexican border. We followed their journey through Latin America a few years ago,

and now many of them have settled in the U.S.

Working as delivery drivers, cooks, or construction workers,

these Chinese migrants are slowly yet steadily introducing themselves into the American economy.

For some, it's working out well.

I'm lucky, at around 30, after enduring a lot, I got here. I feel extra grateful.

If there's a god or higher power, I thank them. I tell my past self, come as soon as you can.

Run forward, even dying on the road is worth it.

But others are regretting their decision.

If I had known what America was really like before I came, I definitely wouldn't have come.

We'll also hear about the impact of US President Donald Trump's crackdown on immigrants.

My biggest fear is not being able to stay. If I can't stay, then my family can't come either.

That's what worries me most, nothing else.

The Chinese migrants trying to make a life in the United States

that's all coming up on today's business daily.

This is a dim sum restaurant in Montere Park,

one of the many Chinese restaurants in this suburb of Los Angeles. No one is a dim-son restaurant in Monterey Park, one of the many Chinese restaurants in this

suburb of Los Angeles, known to be the de facto Chinese capital in America.

This is one of the cities with the highest concentration of Chinese diaspora in the U.S.

Countless Chinese establishments, endless conversations in Mandarin or Cantonese, you might even think

...