Paycoin payment service was first launched in S.Korea in 2019. Users can use Paycoin (PCI) to purchase goods and services from Paycoin's merchant network. By September 2021, Paycoin has reportedly onboarded more than 70,000 merchants including 7-Eleven, Domino's Pizza, KFC, and 2 million registered users, generating more than 10 million USD payment transactions.