PayProtocol payment service was first launched in S.Korea in 2019. Users can use Paycoin (PCI) to purchase goods and services from PayProtocol's merchant network. By March 2020, PayProtocol has reportedly onboarded more than 60,000 merchants including 7-Eleven, Domino's Pizza, KFC, and 350,000 registered users, generating more than 1 million payment transactions.