TechFlame reports that on December 25th, on-chain analyst Ai Yi (@ai 9684xtpa) posted that according to Yi Lihua's personal confirmation, the actual cost of the 645,000 Ethereum (ETH) accumulated by his institution, Trend Research, since November is approximately $3,150, resulting in a current unrealized loss of about $143 million. Yi Lihua stated that an additional $1 billion will be invested to continue increasing holdings, with the aim of controlling the average ETH holding cost to around $3,050.