天铁科技股价涨5%，中海基金旗下1只基金重仓，持有371.48万股浮盈赚取141.16万元

Group 1 - Tian Tie Technology's stock increased by 5% to 7.98 CNY per share, with a trading volume of 1.57 billion CNY and a turnover rate of 1.94%, resulting in a total market capitalization of 10.36 billion CNY [1] - The company, Zhejiang Tian Tie Technology Co., Ltd., was established on December 26, 2003, and went public on January 5, 2017. Its main business involves the research, production, and sales of rubber products for rail engineering [1] - The revenue composition of Tian Tie Technology includes: other products (36.90%), rubber products for rail engineering (27.35%), lithium series products (25.99%), and other supplementary products (9.76%) [1] Group 2 - Zhonghai Fund has a significant holding in Tian Tie Technology, with the Zhonghai Energy Strategy Mixed Fund (398021) holding 3.71 million shares, accounting for 3.29% of the fund's net value, ranking as the tenth largest holding [2] - The Zhonghai Energy Strategy Mixed Fund has a total size of 999.5 million CNY and has achieved a return of 44.05% year-to-date, ranking 1350 out of 8213 in its category [2] - The fund manager, Yao Chenxi, has been in position for 10 years and 218 days, with the fund's best return during his tenure being 89.22% and the worst being -35.91% [2]