多只A股创历史新高，2股成交超100亿元

Group 1 - Multiple A-shares reached historical highs on December 18, with notable performances from several companies [1] - CapitaLand China (603122) closed up 9.33% at 30.01 CNY per share, marking a year-to-date increase of 336.18% and approaching a market capitalization of 12 billion CNY [1] - Chizheng Co., Ltd. (920407) recorded a "30cm" limit-up on the same day, with a latest price of 34.71 CNY per share and a total market value of 2.964 billion CNY [1] Group 2 - Aerospace Electronics (600879) and Heroic Ke (002837) also achieved historical high closing prices, with both companies' trading volumes exceeding 10 billion CNY on that day [1]