Group 1 - Inner Mongolia First Machinery Group Co., Ltd. (Inner Mongolia Yijian) experienced a 5% increase in stock price, reaching 20.15 CNY per share, with a trading volume of 1.406 billion CNY and a turnover rate of 4.20%, resulting in a total market capitalization of 34.291 billion CNY [1] - The company, established on December 29, 2000, and listed on May 18, 2004, specializes in the research, development, manufacturing, sales, and asset management of wheeled armored vehicles, artillery series military equipment, railway vehicles, and vehicle components [1] Group 2 - According to data, one fund under China Ocean Fund holds a significant position in Inner Mongolia Yijian, with the China Ocean Information Industry Mixed A Fund (000166) holding 104,400 shares, accounting for 3.28% of the fund's net value, ranking as the fifth-largest holding [2] - The China Ocean Information Industry Mixed A Fund was established on July 31, 2013, with a latest scale of 59.6882 million CNY, achieving a year-to-date return of 27.17% and a one-year return of 75.75%, ranking 1168 out of 7981 in its category [2] - The fund manager, Yao Chenxi, has a tenure of 10 years and 152 days, with a total asset scale of 1.666 billion CNY, achieving the best fund return of 89.22% and the worst return of -35.91% during the tenure [2]