中船特气股价涨5.01%，长城基金旗下1只基金重仓，持有2.82万股浮盈赚取6.31万元

Group 1 - The core viewpoint of the news is the performance and market position of China Shipbuilding Special Gas Co., Ltd., which saw a stock price increase of 5.01% to 46.99 CNY per share, with a total market capitalization of 24.877 billion CNY [1] - The company specializes in the research, production, and sales of electronic special gases and trifluoromethanesulfonic acid series products, with electronic special gases accounting for 87.89% of its main business revenue [1] - The company was established on December 21, 2016, and went public on April 21, 2023 [1] Group 2 - Longcheng Fund has a significant holding in China Shipbuilding Special Gas, with its Longcheng Jiurun Mixed A Fund (002512) holding 28,200 shares, representing 6.44% of the fund's net value, making it the largest holding [2] - The Longcheng Jiurun Mixed A Fund has achieved a year-to-date return of 25.67% and a one-year return of 24.13%, ranking 3,693 out of 8,148 and 3,360 out of 8,053 respectively in its category [2] - The fund manager, Chen Ziyang, has been in position for 2 years and 87 days, with the best fund return during his tenure being 54.35% [3]