SANAN(SH:600703) Xin Lang Cai Jing·2026-02-06 02:22Group 1 - Sanan Optoelectronics experienced a decline of 5.36% on February 6, with a stock price of 15.54 CNY per share, a trading volume of 759 million CNY, a turnover rate of 0.96%, and a total market capitalization of 77.529 billion CNY [1] - The company, founded on March 27, 1993, and listed on May 28, 1996, is based in Xiamen, Fujian Province, and specializes in the research, production, and sales of compound semiconductor materials and devices [1] - The revenue composition of Sanan Optoelectronics includes: 35.96% from materials and waste sales, 30.88% from LED epitaxial chips, 16.68% from integrated circuit products, 15.92% from LED application products, and 0.56% from rental, property, and services [1] Group 2 - Ping An Fund has one fund heavily invested in Sanan Optoelectronics, specifically the Ping An CSI New Materials Theme ETF (516890), which reduced its holdings by 7,900 shares in the fourth quarter, now holding 50,300 shares, representing 2.47% of the fund's net value, ranking as the ninth largest holding [2] - The Ping An CSI New Materials Theme ETF was established on July 9, 2021, with a current size of 28.8128 million CNY, showing a year-to-date return of 4.29% (ranking 2326 out of 5564) and a one-year return of 51.22% (ranking 939 out of 4288), but has an overall loss of 25.46% since inception [2] Group 3 - The fund manager of the Ping An CSI New Materials Theme ETF is Liu Jieqian, who has been in the position for 6 years and 121 days, managing assets totaling 5.289 billion CNY, with the best fund return of 81.28% and the worst return of -38.36% during her tenure [3] - Co-manager Ma Haoran has been in the role for 110 days, overseeing assets of 5.863 billion CNY, with a best return of 38.89% and a worst return of -4.89% during his tenure [3]