Richful(SZ:300910) Xin Lang Cai Jing·2025-10-13 02:50Core Viewpoint - Ruifeng New Materials Co., Ltd. has shown a significant stock price increase of 5.05%, reaching 55.80 CNY per share, with a total market capitalization of 16.513 billion CNY as of October 13 [1] Group 1: Company Overview - Ruifeng New Materials is located in Xinxiang County, Henan Province, and was established on November 11, 1996, with its listing date on November 27, 2020 [1] - The company specializes in the research, production, and sales of fine chemical products, including oil additives and non-carbon paper color developers [1] - The main revenue composition is 98.12% from lubricant additives and 1.88% from other supplementary products [1] Group 2: Fund Holdings - A fund under Southern Fund holds a significant position in Ruifeng New Materials, specifically the Southern Growth Enterprise Board 2-Year Open Mixed Fund (160143), which held 139,700 shares, accounting for 3.25% of the fund's net value, making it the third-largest holding [2] - The fund has achieved a year-to-date return of 42.17%, ranking 1735 out of 8234 in its category, and a one-year return of 41.78%, ranking 1630 out of 8083 [2] Group 3: Fund Manager Profile - The fund manager of Southern Growth Enterprise Board 2-Year Open Mixed Fund (160143) is Ying Shuai, who has a total tenure of 18 years and 161 days [3] - The total asset size of the fund is 5.465 billion CNY, with the best return during his tenure being 243.93% and the worst being -74.47% [3]