新华500指数（989001）9日涨1.72%

Group 1 - The Xinhua 500 Index (989001) closed at 5315.77 points on February 9, with an increase of 1.72% [1][3] - The index experienced a high opening and continued to rise throughout the day, reaching a maximum of 5316.60 points and a minimum of 5271.16 points [3] - The total trading volume of the constituent stocks for the day was reported at 750.1 billion yuan [3] Group 2 - Among the constituent stocks, Meichang Co. led the gains with a rise of 12%, while several other stocks including Dongfang Electric, Perfect World, and TCL Zhonghuan hit the daily limit [3] - Aier Eye Hospital was the biggest loser, falling by 2.98%, with Tianhua New Energy and Zhongkong Technology also showing significant declines [3]