一日创下四大纪录，A股实在是太火爆了！仅仅155分钟，历史最快3万亿成交纪录诞生、连续第三天刷新A股成交纪录

Core Viewpoint - The A-share market experienced a record-breaking trading day on January 14, with significant increases in trading volume and multiple historical records set, despite a subsequent market pullback due to regulatory adjustments. Group 1: Trading Records - A-share market achieved a record trading volume of 39,868 billion yuan, surpassing the previous day's volume by 2,880 billion yuan, marking the highest trading volume in A-share history and the third consecutive day of record-breaking volumes [3][4] - The trading volume exceeded 30 trillion yuan for four consecutive trading days, with the previous records set on January 9 (31,500 billion yuan), January 12 (36,449.71 billion yuan), and January 13 (36,987 billion yuan) [4] - The A-share market reached the milestone of 30 trillion yuan in trading volume in just 155 minutes, setting a new record by surpassing the previous record of 176 minutes [5] Group 2: ETF Trading Volume - The trading volume of ETFs reached a historical high of 7,155.35 billion yuan, with stock ETFs accounting for 3,262.90 billion yuan, bond ETFs for 2,753.60 billion yuan, and other types contributing to the total [5] Group 3: Regulatory Impact - Regulatory measures were introduced to cool down the market, including an increase in the minimum margin requirement for financing purchases from 80% to 100%, which is expected to reduce the leverage available for investors [6] - Following the announcement of the regulatory changes, the three major indices experienced a decline, with the Shanghai Composite Index falling by 0.31% [6]