Vietnamese police have cracked a cryptocurrency fraud case called Matrix Chain, involving nearly 400 million US dollars According to the official website of the Vietnamese Ministry of Public Security, the police in Vietnam's Tongna Province have jointly cracked a cryptocurrency fraud case called Matrix Chain, involving a total amount of 394.2 million USDT (approximately 10 trillion Vietnamese dong), and arrested 5 main suspects. The gang is suspected of setting up the virtual currency platform "Matrix Chain (MTC)" to carry out large-scale fraud. Since 2023, the gang has lured over 138000 accounts into investing through multi-level pyramid schemes and false promises, and transferred funds through the SafePal wallet, illegally profiting and purchasing multiple properties. The main culprit Nguyen Quoc Hung once spent $20000 to commission anonymous developers to build a platform and manipulate 100 million MTC tokens to manipulate coin prices and commit fraud.