Riyue HI(SH:603218) Xin Lang Cai Jing·2025-12-30 06:21Group 1 - The core viewpoint of the news is that Riyue Co., Ltd. experienced a decline in stock price, closing at 13.21 yuan per share, with a market capitalization of 13.611 billion yuan [1] - Riyue Co., Ltd. is located in Ningbo, Zhejiang Province, and was established on December 13, 2007, with its listing date on December 28, 2016 [1] - The company's main business involves the research, development, production, and sales of large heavy machinery castings, with the revenue composition being 87.51% from ductile iron products, 8.06% from others, 1.71% from supplementary items, 1.67% from molds, and 1.05% from alloy products [1] Group 2 - Among the top ten circulating shareholders of Riyue Co., Ltd., a fund under Southern Fund holds a position, specifically the Southern CSI 1000 ETF (512100), which reduced its holdings by 51,100 shares in the third quarter [2] - The Southern CSI 1000 ETF (512100) has a current scale of 76.63 billion yuan and has achieved a return of 29.2% this year, ranking 1850 out of 4195 in its category [2] - The fund manager, Cui Lei, has been in charge for 7 years and 55 days, with the fund's total asset size at 122.76 billion yuan, achieving a best return of 200.55% and a worst return of -15.93% during the tenure [2]