四方新材(605122.SH)：子公司、分公司停工停产

Core Viewpoint - The company, Sifang New Materials (四方新材), has announced the status of its limestone mining operations in Chongqing, indicating a transition towards the closure of its mining activities due to regulatory changes and depletion of resources [1] Group 1: Company Operations - The company's wholly-owned subsidiary, Chongqing Guangcheng Building Materials Co., Ltd., and its building materials division hold mining rights for limestone resources in Jiangjia Town, Banan District, Chongqing [1] - The main business involves open-pit limestone mining and the production of sand and gravel aggregates, primarily for the company's own concrete production [1] - As of March 9, 2025, the Chongqing section of the Yuxiang High-speed Railway has entered the joint debugging and testing phase, leading to a prohibition on blasting in certain mining areas [1] Group 2: Mining Status - The company has ceased mining operations in the restricted areas as required, while other mining activities and subsequent production processes continue normally [1] - The limestone resources in the non-restricted areas have been nearly fully mined, with non-mining processes entering the final stages [1] - The company plans to gradually suspend operations based on the actual production and operational conditions of its subsidiaries and initiate closure procedures in accordance with relevant regulations [1]