Deep Investigation: Guo Congyuan's ransom washed into Huione Huiwang guarantee, Binance freezes millions of USDT revealing underground crypto chain.

In April this year, Chinese-Filipino businessman Guo Congyuan and his driver were kidnapped and murdered in the Philippines, despite the family paying a ransom of 26 million yuan. As the investigation deepened, cryptocurrency became a key clue for the police to trace the flow of the ransom.The Binan