腾景科技股价跌5.05%，广发基金旗下1只基金重仓，持有4.78万股浮亏损失58.82万元

Group 1 - The core point of the news is that Tengjing Technology's stock price has dropped by 5.05%, currently trading at 231.20 yuan per share, with a total market capitalization of 29.906 billion yuan [1] - Tengjing Technology, established on October 12, 2013, and listed on March 26, 2021, specializes in the research, production, and sales of precision optical components and fiber optic devices [1] - The company's main business revenue composition is as follows: precision optical components account for 78.87%, fiber optic devices 16.65%, optical testing instruments 4.43%, and others 0.05% [1] Group 2 - According to data, Guangfa Fund holds a significant position in Tengjing Technology through its Guangfa SSE STAR 200 ETF, which has 47,800 shares, representing 1.37% of the fund's net value [2] - The Guangfa SSE STAR 200 ETF has a current scale of 593 million yuan and has achieved a year-to-date return of 16.49%, ranking 168 out of 5569 in its category [2] - The fund manager, Lü Xin, has been in charge for 4 years and 185 days, with the best fund return during this period being 118.07% and the worst being -28.89% [2]