EWPT(SZ:300115) Xin Lang Cai Jing·2025-12-29 02:59Group 1 - The core viewpoint of the news is that Changying Precision has seen a significant increase in its stock price, rising 5.02% to 42.49 yuan per share, with a total market capitalization of 57.824 billion yuan and a cumulative increase of 10.43% over three days [1] - Changying Precision, established on July 17, 2001, and listed on September 2, 2010, is based in Shenzhen, Guangdong Province, and specializes in the development, production, and sales of electronic connectors, smart electronic products, and components for new energy vehicles [1] - The company's revenue composition includes 41.16% from consumer electronics precision components, 34.04% from new energy product components, 20.28% from electronic connectors and smart electronic products, and 4.07% from other sources [1] Group 2 - Among the top ten circulating shareholders of Changying Precision, the Southern Fund's Southern CSI 500 ETF (510500) reduced its holdings by 281,400 shares in the third quarter, now holding 13.8086 million shares, which is 1.02% of the circulating shares [2] - The Southern CSI 500 ETF has achieved a year-to-date return of 32.53% and a one-year return of 28.9%, ranking 1589 out of 4197 and 1633 out of 4180 respectively [2] - The fund manager of Southern CSI 500 ETF, Luo Wenjie, has a tenure of 12 years and 255 days, with the fund's total asset size at 170.251 billion yuan and a best return of 156.46% during his management [3]