Group 1 - The core point of the article is that Nanchang Mineral Systems Zimbabwe (Private) Limited, a subsidiary of the company, has signed a cooperation agreement for the Brownhill gold mine project with Sucpass Gold Resources (Pvt) Limited, with estimated sales revenue of $36.4 million [1] - The revenue distribution from the project is planned to be 25% for Sucpass Gold, amounting to $9.1 million, and 75% for the subsidiary, amounting to $27.3 million [1] - The project is expected to have a mining duration of no more than one year, with the actual end date dependent on various factors including ore characteristics and recovery rates [1]