《Bitrace: USDT Deeply Entangled in Southeast Asia Human Trafficking Fund Chain》 Bitrace revealed that among the 24 on-chain addresses frozen by Tether in December 2025, at least 4 are linked to illegal cross-border human trafficking entities in Southeast Asia. Take 'Tianhe International' as an example, this merchant has long been purchasing personnel for illegal zones through methods like 'naked transactions,' guarantee platforms, and second-hand trades;