Group 1 - The company aims to leverage its core positioning as a building materials service provider to achieve rapid development in non-waterproof businesses, particularly in mortar powder materials, by utilizing accumulated customer resources, sales channel synergies, and strong brand influence [1] - The company plans to extend its business into upstream areas such as mineral resource acquisition and comprehensive development, enhancing its supply chain stability and reducing raw material price volatility risks [1] - A project investment agreement was signed with the government of Shanglin County, with a planned investment of 600 million RMB to establish a new materials industry chain project, including mining, primary and deep processing of minerals, and special mortar for decorative marble slabs [1] Group 2 - The company's subsidiary, Nanning Dongfang Yuhong New Materials Co., Ltd., will be the project implementation entity, investing up to 600 million RMB, including mining rights, in the Shanglin County new materials industry chain project [2] - The government will provide supporting limestone mining rights for the sustainable development of the production base, and the company successfully bid 267 million RMB for limestone mining rights in Shanglin County [2]