The chain, which has more than 45,000 stores worldwide, has attracted customers with cheap ice cream and bubble tea.

Turns out China's largest bubble tea and drinks chain ... spanning China and 11 overseas countries including Thailand, Singapore and Australia, as of last September. In comparison, burger chain ...

including Singapore and Thailand. The firm has also said it plans to continue expanding. That compares to "over 43,000 ...

The world's biggest fast food chain isn't McDonald's or Starbucks. In fact, the chain with the most stores worldwide doesn't have a single U.S. location.