CNBM (03323) announced that on September 28, 2025, China United Investment Co., Ltd. (China United Investment), a wholly-owned subsidiary of China National Building Material Group Co., Ltd. (the parent company), which is the controlling shareholder of the company, entered into an indicative share subscription agreement with Sinoma Science&Technology Co.,Ltd. (Sinoma Science&Technology) (002080.SZ), a non-wholly owned A-share listed subsidiary of the company. The agreement concerns Sinoma Science&Technology's proposed cash placement of new shares, with a portion to be allocated to China United Investment. China United Investment will subscribe for a total of approximately RMB 820 million in cash. The proceeds from the proposed placement will be primarily used for Sinoma Science&Technology's project and working capital requirements.