NBSS(SH:600884) Xin Lang Cai Jing·2025-10-14 05:37Group 1 - The core point of the news is that Ningbo Shanshan Co., Ltd. experienced a stock price decline of 5.01%, trading at 13.66 yuan per share, with a total market capitalization of 30.727 billion yuan as of the report date [1] - The company, established on December 14, 1992, and listed on January 30, 1996, specializes in the research, production, and sales of lithium-ion battery anode materials and electrolytes [1] - The main revenue composition of the company includes polarizers at 58.15%, lithium battery materials at 41.77%, and other sources at 0.09% [1] Group 2 - Among the top circulating shareholders of Shanshan Co., South Fund's South China Securities 500 ETF (510500) increased its holdings by 8.9988 million shares in the second quarter, now holding a total of 23.3568 million shares, which represents 1.33% of the circulating shares [2] - The estimated floating loss for South China Securities 500 ETF today is approximately 16.8169 million yuan [2] - The South China Securities 500 ETF was established on February 6, 2013, with a latest scale of 113.438 billion yuan, and has achieved a year-to-date return of 30.65% [2]