Group 1 - Inner Mongolia First Machinery Group Co., Ltd. (Inner Mongolia Yijian) experienced a stock price increase of 5.08%, reaching 20.89 CNY per share, with a trading volume of 1.32 billion CNY and a turnover rate of 3.81%, resulting in a total market capitalization of 35.55 billion CNY [1] - The company, established on December 29, 2000, and listed on May 18, 2004, specializes in the research, manufacturing, and sales of wheeled armored vehicles, artillery series military equipment, railway vehicles, and vehicle components [1] Group 2 - According to data, a fund under Bank of China holds a significant position in Inner Mongolia Yijian, with the Bank of China CSI Central State-Owned Enterprises Dividend 50 Index A (020251) holding 75,100 shares, accounting for 1.71% of the fund's net value, ranking as the seventh largest holding [2] - The fund has a total scale of 33.45 million CNY and has achieved a year-to-date return of 8.07%, ranking 3737 out of 4220 in its category, with a one-year return of 7.84%, ranking 3345 out of 3855, and a since inception return of 14.92% [2] Group 3 - The fund managers for the Bank of China CSI Central State-Owned Enterprises Dividend 50 Index A are Zhao Jianzhong and Li Nian, with Zhao having a tenure of 10 years and 131 days, managing assets totaling 5.489 billion CNY, achieving a best return of 107.11% and a worst return of -31.32% during his tenure [3] - Li Nian has a tenure of 210 days, managing assets of 149 million CNY, with a best return of 16.56% and a worst return of 0.96% during his tenure [3]