A prominent crypto shorting address, '山寨空军车头', has resumed activity post-holiday, focusing on strategic position sizing. On December 28, the address deposited $2 million into Hyperliquid and initiated a short position on ZEC, currently holding $1.32 million with an average entry price of $479. The total position size has reached $25.62 million, including $8.3 million in HYPE spot and short hedging. This address is the largest short holder of UNI and ASTER on the platform, having previously reduced its UNI short by 40% before a UNI burn vote. Over the past 30 days, the address has realized profits of $6.09 million, contributing to a total of $81.95 million from position trading.