Recent trading activity indicates a strong bullish sentiment towards the China-focused ETF, $YINN. Notably, there were significant options trades involving $YINN, with 38,000 January 2026 call options at a strike price of $27 being purchased for $34 million. This purchase was complemented by additional trades of 4,000 January 2026 $27 calls at $9.10, bringing the total number of $YINN calls traded on the day to over 50,000. In contrast, other stocks such as $KULR and $AISP showed less bullish activity, with put/call ratios of 905/24,000 and 31/3,566, respectively. Additionally, the small-cap ETF $TNA saw a notable buyer of 2,000 January 2026 call spreads at $2.50, indicating potential optimism for broader market movements.