GAONA(SZ:300034) Xin Lang Cai Jing·2026-01-30 02:31Group 1 - The core point of the news is that Beijing Steel Research High-Tech Co., Ltd. (钢研高纳) experienced a decline of 5.05% in its stock price, reaching 20.30 yuan per share, with a trading volume of 288 million yuan and a turnover rate of 1.82%, resulting in a total market capitalization of 16.178 billion yuan [1] - The company, established on November 8, 2002, and listed on December 25, 2009, specializes in the research, production, and sales of high-temperature materials used in various industries, including aerospace, power, automotive, metallurgy, glass manufacturing, and nuclear power [1] - The revenue composition of the company's main business includes: casting alloy products (69.36%), deformation alloy products (24.71%), new alloy products (5.55%), and others (0.38%) [1] Group 2 - From the perspective of the top ten circulating shareholders, Guotai Fund's Guotai Zhongzheng Military Industry ETF (国泰中证军工ETF) reduced its holdings by 904,600 shares in the third quarter, now holding 4.6494 million shares, which accounts for 0.61% of the circulating shares [2] - The estimated floating loss for Guotai Zhongzheng Military Industry ETF today is approximately 5.0214 million yuan [2] - The fund was established on July 26, 2016, with a latest scale of 10.652 billion yuan, and has achieved a year-to-date return of 7.25%, ranking 2227 out of 5557 in its category, and a one-year return of 50.2%, ranking 1414 out of 4285 [2]