By meeting more people from different backgrounds and careers, I've learned a lot about interacting with different kinds of people.
I've learned how to start and carry a conversation, to alleviate awkward tension and to listen to others' stories," Erika said.
More expats in China are using dating apps to diversify their social circles and romantic options.
"Dating apps help break that invisible boundary between expats and locals," he said.
"I'm not looking for the love of my life on dating apps.
I use them more for the sake of having different experiences and expanding my world view.
Another source of culture shock for expats is unrealistic expectations.
Shim Bo-kyung (pseudonym), a 24-year-old student from South Korea, said he often gets the impression that his Chinese dates like to imagine him as being just as rich and handsome as the characters from South Korean TV series.