Core 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]

Group 1 - The core viewpoint of the news is the performance and market position of Mingyang Electric, which saw a stock price increase of 5.37% to 47.47 CNY per share, with a total market capitalization of 14.82 billion CNY [1] - Mingyang Electric, established on November 27, 2015, specializes in the research, production, and sales of power distribution and control equipment for the renewable energy and new infrastructure sectors [1] - The company's revenue composition includes: box-type substations (53.70%), transformers (16.36%), complete switchgear (14.76%), and other products (13.51%) [1] Group 2 - From the perspective of fund holdings, a Southern Fund product holds a significant position in Mingyang Electric, with the Southern Growth Enterprise 2-Year Open Mixed Fund (160143) owning 177,900 shares, representing 2.95% of the fund's net value [2] - The Southern Growth Enterprise 2-Year Open Mixed Fund has achieved a year-to-date return of 43.82% and a one-year return of 77.97%, ranking 1366 out of 7995 in its category [2] - The fund manager, Ying Shuai, has a tenure of 18 years and 141 days, with the fund's total asset size at 5.465 billion CNY [3]