PHNOM PENH, May 2 -- A Cambodian court charged two men yesterday for leading protests demanding the unfreezing of demonstrators' accounts with a financial services firm linked to cyberscams.

Protesters said this week that their accounts with US-sanctioned Huione Group's digital payments platform H-Pay, previously Huione Pay, had been inaccessible since December.

The US government last year accused Huione, which owned several companies offering e-commerce, payment and cryptocurrency exchange services, of laundering funds for transnational criminal groups perpetrating scams from Southeast Asia.

Huione's former chairman, Li Xiong, was extradited to China on April 1. Chinese authorities say he was central to a major transnational gambling ...